Home / 53,815.06-74,265.15-29,942.74

Finding the Fourth Proportional to 53,815.06, 74,265.15 and 29,942.74

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Solution

The fourth proportional to 53,815.06, 74,265.15 and 29,942.74 is: 41,321.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,815.06 : 74,265.15 = 29,942.74 : x
  2. Step 2: Convert to fraction form
    53,815.06/74,265.15 = 29,942.74/x
  3. Step 3: Cross multiply
    53,815.06x = 74,265.15 × 29,942.74
  4. Step 4: Simplify right side
    53,815.06x = 2,223,702,077.51
  5. Step 5: Solve for x
    x = 2,223,702,077.51/53,815.06
  6. Step 6: Final answer
    x = 41,321.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.