Home / 243,562.32-336,114.60-136,132.16

Finding the Fourth Proportional to 243,562.32, 336,114.60 and 136,132.16

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Solution

The fourth proportional to 243,562.32, 336,114.60 and 136,132.16 is: 187,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,562.32 : 336,114.60 = 136,132.16 : x
  2. Step 2: Convert to fraction form
    243,562.32/336,114.60 = 136,132.16/x
  3. Step 3: Cross multiply
    243,562.32x = 336,114.60 × 136,132.16
  4. Step 4: Simplify right side
    243,562.32x = 45,756,006,505.54
  5. Step 5: Solve for x
    x = 45,756,006,505.54/243,562.32
  6. Step 6: Final answer
    x = 187,861.60

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1.5x scale

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.