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Finding the Fourth Proportional to 70,616.97, 105,925.28 and 44,340.17

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Solution

The fourth proportional to 70,616.97, 105,925.28 and 44,340.17 is: 66,510.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,616.97 : 105,925.28 = 44,340.17 : x
  2. Step 2: Convert to fraction form
    70,616.97/105,925.28 = 44,340.17/x
  3. Step 3: Cross multiply
    70,616.97x = 105,925.28 × 44,340.17
  4. Step 4: Simplify right side
    70,616.97x = 4,696,744,171.17
  5. Step 5: Solve for x
    x = 4,696,744,171.17/70,616.97
  6. Step 6: Final answer
    x = 66,510.13

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1.5x scale

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.