Home / 87,056.54-130,501.98-27,854.04

Finding the Fourth Proportional to 87,056.54, 130,501.98 and 27,854.04

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Solution

The fourth proportional to 87,056.54, 130,501.98 and 27,854.04 is: 41,754.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,056.54 : 130,501.98 = 27,854.04 : x
  2. Step 2: Convert to fraction form
    87,056.54/130,501.98 = 27,854.04/x
  3. Step 3: Cross multiply
    87,056.54x = 130,501.98 × 27,854.04
  4. Step 4: Simplify right side
    87,056.54x = 3,635,007,371.00
  5. Step 5: Solve for x
    x = 3,635,007,371.00/87,056.54
  6. Step 6: Final answer
    x = 41,754.56

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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.