Home / 63,930.16-88,261.42-56,836.95

Finding the Fourth Proportional to 63,930.16, 88,261.42 and 56,836.95

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Solution

The fourth proportional to 63,930.16, 88,261.42 and 56,836.95 is: 78,468.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,930.16 : 88,261.42 = 56,836.95 : x
  2. Step 2: Convert to fraction form
    63,930.16/88,261.42 = 56,836.95/x
  3. Step 3: Cross multiply
    63,930.16x = 88,261.42 × 56,836.95
  4. Step 4: Simplify right side
    63,930.16x = 5,016,509,963.40
  5. Step 5: Solve for x
    x = 5,016,509,963.40/63,930.16
  6. Step 6: Final answer
    x = 78,468.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.