Home / 87,200.75-130,802.39-24,871.25

Finding the Fourth Proportional to 87,200.75, 130,802.39 and 24,871.25

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Solution

The fourth proportional to 87,200.75, 130,802.39 and 24,871.25 is: 37,307.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,200.75 : 130,802.39 = 24,871.25 : x
  2. Step 2: Convert to fraction form
    87,200.75/130,802.39 = 24,871.25/x
  3. Step 3: Cross multiply
    87,200.75x = 130,802.39 × 24,871.25
  4. Step 4: Simplify right side
    87,200.75x = 3,253,218,817.93
  5. Step 5: Solve for x
    x = 3,253,218,817.93/87,200.75
  6. Step 6: Final answer
    x = 37,307.23

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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.