Home / 107,463.14-161,215.52-40,898.15

Finding the Fourth Proportional to 107,463.14, 161,215.52 and 40,898.15

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Solution

The fourth proportional to 107,463.14, 161,215.52 and 40,898.15 is: 61,355.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,463.14 : 161,215.52 = 40,898.15 : x
  2. Step 2: Convert to fraction form
    107,463.14/161,215.52 = 40,898.15/x
  3. Step 3: Cross multiply
    107,463.14x = 161,215.52 × 40,898.15
  4. Step 4: Simplify right side
    107,463.14x = 6,593,415,508.72
  5. Step 5: Solve for x
    x = 6,593,415,508.72/107,463.14
  6. Step 6: Final answer
    x = 61,355.14

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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.