Home / 87,187.23-130,665.96-34,568.01

Finding the Fourth Proportional to 87,187.23, 130,665.96 and 34,568.01

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Solution

The fourth proportional to 87,187.23, 130,665.96 and 34,568.01 is: 51,806.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,187.23 : 130,665.96 = 34,568.01 : x
  2. Step 2: Convert to fraction form
    87,187.23/130,665.96 = 34,568.01/x
  3. Step 3: Cross multiply
    87,187.23x = 130,665.96 × 34,568.01
  4. Step 4: Simplify right side
    87,187.23x = 4,516,862,211.94
  5. Step 5: Solve for x
    x = 4,516,862,211.94/87,187.23
  6. Step 6: Final answer
    x = 51,806.47

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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.