Home / 87,063.26-130,594.86-57,474.15

Finding the Fourth Proportional to 87,063.26, 130,594.86 and 57,474.15

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Solution

The fourth proportional to 87,063.26, 130,594.86 and 57,474.15 is: 86,211.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,063.26 : 130,594.86 = 57,474.15 : x
  2. Step 2: Convert to fraction form
    87,063.26/130,594.86 = 57,474.15/x
  3. Step 3: Cross multiply
    87,063.26x = 130,594.86 × 57,474.15
  4. Step 4: Simplify right side
    87,063.26x = 7,505,828,572.87
  5. Step 5: Solve for x
    x = 7,505,828,572.87/87,063.26
  6. Step 6: Final answer
    x = 86,211.21

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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.