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Finding the Fourth Proportional to 63,407.70, 87,502.59 and 35,113.37

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Solution

The fourth proportional to 63,407.70, 87,502.59 and 35,113.37 is: 48,456.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,407.70 : 87,502.59 = 35,113.37 : x
  2. Step 2: Convert to fraction form
    63,407.70/87,502.59 = 35,113.37/x
  3. Step 3: Cross multiply
    63,407.70x = 87,502.59 × 35,113.37
  4. Step 4: Simplify right side
    63,407.70x = 3,072,510,381.12
  5. Step 5: Solve for x
    x = 3,072,510,381.12/63,407.70
  6. Step 6: Final answer
    x = 48,456.42

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.