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Finding the Fourth Proportional to 63,646.08, 87,834.24 and 35,352

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Solution

The fourth proportional to 63,646.08, 87,834.24 and 35,352 is: 48,787.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,646.08 : 87,834.24 = 35,352 : x
  2. Step 2: Convert to fraction form
    63,646.08/87,834.24 = 35,352/x
  3. Step 3: Cross multiply
    63,646.08x = 87,834.24 × 35,352
  4. Step 4: Simplify right side
    63,646.08x = 3,105,116,052.48
  5. Step 5: Solve for x
    x = 3,105,116,052.48/63,646.08
  6. Step 6: Final answer
    x = 48,787.23

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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.