Home / 57,800.49-86,702.52-15,680.41

Finding the Fourth Proportional to 57,800.49, 86,702.52 and 15,680.41

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Solution

The fourth proportional to 57,800.49, 86,702.52 and 15,680.41 is: 23,521.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,800.49 : 86,702.52 = 15,680.41 : x
  2. Step 2: Convert to fraction form
    57,800.49/86,702.52 = 15,680.41/x
  3. Step 3: Cross multiply
    57,800.49x = 86,702.52 × 15,680.41
  4. Step 4: Simplify right side
    57,800.49x = 1,359,531,061.63
  5. Step 5: Solve for x
    x = 1,359,531,061.63/57,800.49
  6. Step 6: Final answer
    x = 23,521.10

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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.