Home / 193,195.55-266,612.06-107,156.24

Finding the Fourth Proportional to 193,195.55, 266,612.06 and 107,156.24

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Solution

The fourth proportional to 193,195.55, 266,612.06 and 107,156.24 is: 147,876.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,195.55 : 266,612.06 = 107,156.24 : x
  2. Step 2: Convert to fraction form
    193,195.55/266,612.06 = 107,156.24/x
  3. Step 3: Cross multiply
    193,195.55x = 266,612.06 × 107,156.24
  4. Step 4: Simplify right side
    193,195.55x = 28,569,144,019.41
  5. Step 5: Solve for x
    x = 28,569,144,019.41/193,195.55
  6. Step 6: Final answer
    x = 147,876.83

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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.