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Finding the Fourth Proportional to 194,233.80, 291,350.70 and 132,025.80

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Solution

The fourth proportional to 194,233.80, 291,350.70 and 132,025.80 is: 198,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,233.80 : 291,350.70 = 132,025.80 : x
  2. Step 2: Convert to fraction form
    194,233.80/291,350.70 = 132,025.80/x
  3. Step 3: Cross multiply
    194,233.80x = 291,350.70 × 132,025.80
  4. Step 4: Simplify right side
    194,233.80x = 38,465,809,248.06
  5. Step 5: Solve for x
    x = 38,465,809,248.06/194,233.80
  6. Step 6: Final answer
    x = 198,038.70

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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.