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Finding the Fourth Proportional to 165,059.76, 247,590.04 and 59,878.82

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Solution

The fourth proportional to 165,059.76, 247,590.04 and 59,878.82 is: 89,818.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,059.76 : 247,590.04 = 59,878.82 : x
  2. Step 2: Convert to fraction form
    165,059.76/247,590.04 = 59,878.82/x
  3. Step 3: Cross multiply
    165,059.76x = 247,590.04 × 59,878.82
  4. Step 4: Simplify right side
    165,059.76x = 14,825,399,438.95
  5. Step 5: Solve for x
    x = 14,825,399,438.95/165,059.76
  6. Step 6: Final answer
    x = 89,818.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.