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Finding the Fourth Proportional to 118,473.23, 177,710.76 and 29,727.20

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Solution

The fourth proportional to 118,473.23, 177,710.76 and 29,727.20 is: 44,591.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,473.23 : 177,710.76 = 29,727.20 : x
  2. Step 2: Convert to fraction form
    118,473.23/177,710.76 = 29,727.20/x
  3. Step 3: Cross multiply
    118,473.23x = 177,710.76 × 29,727.20
  4. Step 4: Simplify right side
    118,473.23x = 5,282,843,748.95
  5. Step 5: Solve for x
    x = 5,282,843,748.95/118,473.23
  6. Step 6: Final answer
    x = 44,591.03

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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.