Home / 87,282-130,928.40-24,957.36

Finding the Fourth Proportional to 87,282, 130,928.40 and 24,957.36

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Solution

The fourth proportional to 87,282, 130,928.40 and 24,957.36 is: 37,437.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,282 : 130,928.40 = 24,957.36 : x
  2. Step 2: Convert to fraction form
    87,282/130,928.40 = 24,957.36/x
  3. Step 3: Cross multiply
    87,282x = 130,928.40 × 24,957.36
  4. Step 4: Simplify right side
    87,282x = 3,267,627,213.02
  5. Step 5: Solve for x
    x = 3,267,627,213.02/87,282
  6. Step 6: Final answer
    x = 37,437.58

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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.