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Finding the Fourth Proportional to 242,167.35, 363,247.35 and 108,953.52

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Solution

The fourth proportional to 242,167.35, 363,247.35 and 108,953.52 is: 163,428.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,167.35 : 363,247.35 = 108,953.52 : x
  2. Step 2: Convert to fraction form
    242,167.35/363,247.35 = 108,953.52/x
  3. Step 3: Cross multiply
    242,167.35x = 363,247.35 × 108,953.52
  4. Step 4: Simplify right side
    242,167.35x = 39,577,077,413.17
  5. Step 5: Solve for x
    x = 39,577,077,413.17/242,167.35
  6. Step 6: Final answer
    x = 163,428.63

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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.