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Finding the Fourth Proportional to 68,117.60, 93,948.96 and 44,251.92

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Solution

The fourth proportional to 68,117.60, 93,948.96 and 44,251.92 is: 61,033.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,117.60 : 93,948.96 = 44,251.92 : x
  2. Step 2: Convert to fraction form
    68,117.60/93,948.96 = 44,251.92/x
  3. Step 3: Cross multiply
    68,117.60x = 93,948.96 × 44,251.92
  4. Step 4: Simplify right side
    68,117.60x = 4,157,421,862.00
  5. Step 5: Solve for x
    x = 4,157,421,862.00/68,117.60
  6. Step 6: Final answer
    x = 61,033.01

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1.5x scale

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.