Home / 175,524.96-242,188.64-103,869.12

Finding the Fourth Proportional to 175,524.96, 242,188.64 and 103,869.12

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Solution

The fourth proportional to 175,524.96, 242,188.64 and 103,869.12 is: 143,318.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,524.96 : 242,188.64 = 103,869.12 : x
  2. Step 2: Convert to fraction form
    175,524.96/242,188.64 = 103,869.12/x
  3. Step 3: Cross multiply
    175,524.96x = 242,188.64 × 103,869.12
  4. Step 4: Simplify right side
    175,524.96x = 25,155,920,910.80
  5. Step 5: Solve for x
    x = 25,155,920,910.80/175,524.96
  6. Step 6: Final answer
    x = 143,318.20

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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.