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Finding the Fourth Proportional to 63,891.74, 88,088.69 and 52,364.22

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Solution

The fourth proportional to 63,891.74, 88,088.69 and 52,364.22 is: 72,195.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,891.74 : 88,088.69 = 52,364.22 : x
  2. Step 2: Convert to fraction form
    63,891.74/88,088.69 = 52,364.22/x
  3. Step 3: Cross multiply
    63,891.74x = 88,088.69 × 52,364.22
  4. Step 4: Simplify right side
    63,891.74x = 4,612,695,280.85
  5. Step 5: Solve for x
    x = 4,612,695,280.85/63,891.74
  6. Step 6: Final answer
    x = 72,195.49

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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.