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Finding the Fourth Proportional to 69,223.92, 103,925.16 and 59,426.16

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Solution

The fourth proportional to 69,223.92, 103,925.16 and 59,426.16 is: 89,215.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,223.92 : 103,925.16 = 59,426.16 : x
  2. Step 2: Convert to fraction form
    69,223.92/103,925.16 = 59,426.16/x
  3. Step 3: Cross multiply
    69,223.92x = 103,925.16 × 59,426.16
  4. Step 4: Simplify right side
    69,223.92x = 6,175,873,186.19
  5. Step 5: Solve for x
    x = 6,175,873,186.19/69,223.92
  6. Step 6: Final answer
    x = 89,215.88

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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.