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Finding the Fourth Proportional to 242,291.08, 363,281.10 and 159,087.88

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Solution

The fourth proportional to 242,291.08, 363,281.10 and 159,087.88 is: 238,529.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,291.08 : 363,281.10 = 159,087.88 : x
  2. Step 2: Convert to fraction form
    242,291.08/363,281.10 = 159,087.88/x
  3. Step 3: Cross multiply
    242,291.08x = 363,281.10 × 159,087.88
  4. Step 4: Simplify right side
    242,291.08x = 57,793,620,043.07
  5. Step 5: Solve for x
    x = 57,793,620,043.07/242,291.08
  6. Step 6: Final answer
    x = 238,529.71

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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.