Home / 87,299.65-130,949.47-24,970.15

Finding the Fourth Proportional to 87,299.65, 130,949.47 and 24,970.15

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Solution

The fourth proportional to 87,299.65, 130,949.47 and 24,970.15 is: 37,455.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,299.65 : 130,949.47 = 24,970.15 : x
  2. Step 2: Convert to fraction form
    87,299.65/130,949.47 = 24,970.15/x
  3. Step 3: Cross multiply
    87,299.65x = 130,949.47 × 24,970.15
  4. Step 4: Simplify right side
    87,299.65x = 3,269,827,770.04
  5. Step 5: Solve for x
    x = 3,269,827,770.04/87,299.65
  6. Step 6: Final answer
    x = 37,455.22

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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.