Home / 109,084.40-163,335-62,272.88

Finding the Fourth Proportional to 109,084.40, 163,335 and 62,272.88

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Solution

The fourth proportional to 109,084.40, 163,335 and 62,272.88 is: 93,242.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,084.40 : 163,335 = 62,272.88 : x
  2. Step 2: Convert to fraction form
    109,084.40/163,335 = 62,272.88/x
  3. Step 3: Cross multiply
    109,084.40x = 163,335 × 62,272.88
  4. Step 4: Simplify right side
    109,084.40x = 10,171,340,854.80
  5. Step 5: Solve for x
    x = 10,171,340,854.80/109,084.40
  6. Step 6: Final answer
    x = 93,242.85

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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.