Home / 122,001.10-183,001.65-38,895.10

Finding the Fourth Proportional to 122,001.10, 183,001.65 and 38,895.10

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Solution

The fourth proportional to 122,001.10, 183,001.65 and 38,895.10 is: 58,342.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,001.10 : 183,001.65 = 38,895.10 : x
  2. Step 2: Convert to fraction form
    122,001.10/183,001.65 = 38,895.10/x
  3. Step 3: Cross multiply
    122,001.10x = 183,001.65 × 38,895.10
  4. Step 4: Simplify right side
    122,001.10x = 7,117,867,476.92
  5. Step 5: Solve for x
    x = 7,117,867,476.92/122,001.10
  6. Step 6: Final answer
    x = 58,342.65

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1.5x scale

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.