Home / 72,183,924.10-108,275,886.15-69,633,007.30

Finding the Fourth Proportional to 72,183,924.10, 108,275,886.15 and 69,633,007.30

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Solution

The fourth proportional to 72,183,924.10, 108,275,886.15 and 69,633,007.30 is: 104,449,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,183,924.10 : 108,275,886.15 = 69,633,007.30 : x
  2. Step 2: Convert to fraction form
    72,183,924.10/108,275,886.15 = 69,633,007.30/x
  3. Step 3: Cross multiply
    72,183,924.10x = 108,275,886.15 × 69,633,007.30
  4. Step 4: Simplify right side
    72,183,924.10x = 7,539,575,570,696,919
  5. Step 5: Solve for x
    x = 7,539,575,570,696,919/72,183,924.10
  6. Step 6: Final answer
    x = 104,449,510.95

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.