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Finding the Fourth Proportional to 63,159.67, 87,160.26 and 34,865.29

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Solution

The fourth proportional to 63,159.67, 87,160.26 and 34,865.29 is: 48,114.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,159.67 : 87,160.26 = 34,865.29 : x
  2. Step 2: Convert to fraction form
    63,159.67/87,160.26 = 34,865.29/x
  3. Step 3: Cross multiply
    63,159.67x = 87,160.26 × 34,865.29
  4. Step 4: Simplify right side
    63,159.67x = 3,038,867,741.38
  5. Step 5: Solve for x
    x = 3,038,867,741.38/63,159.67
  6. Step 6: Final answer
    x = 48,114.05

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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.