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Finding the Fourth Proportional to 56,333.97, 77,718.15 and 32,447.88

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Solution

The fourth proportional to 56,333.97, 77,718.15 and 32,447.88 is: 44,764.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,333.97 : 77,718.15 = 32,447.88 : x
  2. Step 2: Convert to fraction form
    56,333.97/77,718.15 = 32,447.88/x
  3. Step 3: Cross multiply
    56,333.97x = 77,718.15 × 32,447.88
  4. Step 4: Simplify right side
    56,333.97x = 2,521,789,205.02
  5. Step 5: Solve for x
    x = 2,521,789,205.02/56,333.97
  6. Step 6: Final answer
    x = 44,764.98

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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.