Home / 193,318.18-266,862.78-181,213.12

Finding the Fourth Proportional to 193,318.18, 266,862.78 and 181,213.12

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Solution

The fourth proportional to 193,318.18, 266,862.78 and 181,213.12 is: 250,152.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,318.18 : 266,862.78 = 181,213.12 : x
  2. Step 2: Convert to fraction form
    193,318.18/266,862.78 = 181,213.12/x
  3. Step 3: Cross multiply
    193,318.18x = 266,862.78 × 181,213.12
  4. Step 4: Simplify right side
    193,318.18x = 48,359,036,975.67
  5. Step 5: Solve for x
    x = 48,359,036,975.67/193,318.18
  6. Step 6: Final answer
    x = 250,152.56

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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.