Home / 87,355.01-130,954.94-34,034.62

Finding the Fourth Proportional to 87,355.01, 130,954.94 and 34,034.62

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Solution

The fourth proportional to 87,355.01, 130,954.94 and 34,034.62 is: 51,021.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,355.01 : 130,954.94 = 34,034.62 : x
  2. Step 2: Convert to fraction form
    87,355.01/130,954.94 = 34,034.62/x
  3. Step 3: Cross multiply
    87,355.01x = 130,954.94 × 34,034.62
  4. Step 4: Simplify right side
    87,355.01x = 4,457,001,359.34
  5. Step 5: Solve for x
    x = 4,457,001,359.34/87,355.01
  6. Step 6: Final answer
    x = 51,021.70

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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.