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Finding the Fourth Proportional to 70,737.38, 106,116.62 and 23,357.48

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Solution

The fourth proportional to 70,737.38, 106,116.62 and 23,357.48 is: 35,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,737.38 : 106,116.62 = 23,357.48 : x
  2. Step 2: Convert to fraction form
    70,737.38/106,116.62 = 23,357.48/x
  3. Step 3: Cross multiply
    70,737.38x = 106,116.62 × 23,357.48
  4. Step 4: Simplify right side
    70,737.38x = 2,478,616,829.32
  5. Step 5: Solve for x
    x = 2,478,616,829.32/70,737.38
  6. Step 6: Final answer
    x = 35,039.70

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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.