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Finding the Fourth Proportional to 235,259.93, 352,691.52 and 102,039.86

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Solution

The fourth proportional to 235,259.93, 352,691.52 and 102,039.86 is: 152,973.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,259.93 : 352,691.52 = 102,039.86 : x
  2. Step 2: Convert to fraction form
    235,259.93/352,691.52 = 102,039.86/x
  3. Step 3: Cross multiply
    235,259.93x = 352,691.52 × 102,039.86
  4. Step 4: Simplify right side
    235,259.93x = 35,988,591,560.53
  5. Step 5: Solve for x
    x = 35,988,591,560.53/235,259.93
  6. Step 6: Final answer
    x = 152,973.74

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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.