Home / 177,923.30-266,885.13-72,742.27

Finding the Fourth Proportional to 177,923.30, 266,885.13 and 72,742.27

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Solution

The fourth proportional to 177,923.30, 266,885.13 and 72,742.27 is: 109,113.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,923.30 : 266,885.13 = 72,742.27 : x
  2. Step 2: Convert to fraction form
    177,923.30/266,885.13 = 72,742.27/x
  3. Step 3: Cross multiply
    177,923.30x = 266,885.13 × 72,742.27
  4. Step 4: Simplify right side
    177,923.30x = 19,413,829,821.73
  5. Step 5: Solve for x
    x = 19,413,829,821.73/177,923.30
  6. Step 6: Final answer
    x = 109,113.48

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1.5x scale

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.