Home / 109,842.29-151,588.89-62,100.08

Finding the Fourth Proportional to 109,842.29, 151,588.89 and 62,100.08

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Solution

The fourth proportional to 109,842.29, 151,588.89 and 62,100.08 is: 85,701.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,842.29 : 151,588.89 = 62,100.08 : x
  2. Step 2: Convert to fraction form
    109,842.29/151,588.89 = 62,100.08/x
  3. Step 3: Cross multiply
    109,842.29x = 151,588.89 × 62,100.08
  4. Step 4: Simplify right side
    109,842.29x = 9,413,681,438.17
  5. Step 5: Solve for x
    x = 9,413,681,438.17/109,842.29
  6. Step 6: Final answer
    x = 85,701.80

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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.