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Finding the Fourth Proportional to 63,001.53, 86,943.78 and 34,709.04

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Solution

The fourth proportional to 63,001.53, 86,943.78 and 34,709.04 is: 47,899.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,001.53 : 86,943.78 = 34,709.04 : x
  2. Step 2: Convert to fraction form
    63,001.53/86,943.78 = 34,709.04/x
  3. Step 3: Cross multiply
    63,001.53x = 86,943.78 × 34,709.04
  4. Step 4: Simplify right side
    63,001.53x = 3,017,735,137.77
  5. Step 5: Solve for x
    x = 3,017,735,137.77/63,001.53
  6. Step 6: Final answer
    x = 47,899.39

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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.