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Finding the Fourth Proportional to 63,330.57, 87,392.57 and 35,034.57

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Solution

The fourth proportional to 63,330.57, 87,392.57 and 35,034.57 is: 48,345.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,330.57 : 87,392.57 = 35,034.57 : x
  2. Step 2: Convert to fraction form
    63,330.57/87,392.57 = 35,034.57/x
  3. Step 3: Cross multiply
    63,330.57x = 87,392.57 × 35,034.57
  4. Step 4: Simplify right side
    63,330.57x = 3,061,760,935.97
  5. Step 5: Solve for x
    x = 3,061,760,935.97/63,330.57
  6. Step 6: Final answer
    x = 48,345.70

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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.