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Finding the Fourth Proportional to 242,926.52, 335,091.62 and 156,750.62

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Solution

The fourth proportional to 242,926.52, 335,091.62 and 156,750.62 is: 216,221.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,926.52 : 335,091.62 = 156,750.62 : x
  2. Step 2: Convert to fraction form
    242,926.52/335,091.62 = 156,750.62/x
  3. Step 3: Cross multiply
    242,926.52x = 335,091.62 × 156,750.62
  4. Step 4: Simplify right side
    242,926.52x = 52,525,819,191.80
  5. Step 5: Solve for x
    x = 52,525,819,191.80/242,926.52
  6. Step 6: Final answer
    x = 216,221.02

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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.