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Finding the Fourth Proportional to 63,008.79, 86,952.08 and 34,714.47

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Solution

The fourth proportional to 63,008.79, 86,952.08 and 34,714.47 is: 47,905.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,008.79 : 86,952.08 = 34,714.47 : x
  2. Step 2: Convert to fraction form
    63,008.79/86,952.08 = 34,714.47/x
  3. Step 3: Cross multiply
    63,008.79x = 86,952.08 × 34,714.47
  4. Step 4: Simplify right side
    63,008.79x = 3,018,495,785.45
  5. Step 5: Solve for x
    x = 3,018,495,785.45/63,008.79
  6. Step 6: Final answer
    x = 47,905.95

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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.