Home / 166,134.13-229,251.40-93,543.65

Finding the Fourth Proportional to 166,134.13, 229,251.40 and 93,543.65

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Solution

The fourth proportional to 166,134.13, 229,251.40 and 93,543.65 is: 129,082.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,134.13 : 229,251.40 = 93,543.65 : x
  2. Step 2: Convert to fraction form
    166,134.13/229,251.40 = 93,543.65/x
  3. Step 3: Cross multiply
    166,134.13x = 229,251.40 × 93,543.65
  4. Step 4: Simplify right side
    166,134.13x = 21,445,012,597.48
  5. Step 5: Solve for x
    x = 21,445,012,597.48/166,134.13
  6. Step 6: Final answer
    x = 129,082.52

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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.