Home / 177,523.20-266,479.20-111,038.40

Finding the Fourth Proportional to 177,523.20, 266,479.20 and 111,038.40

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Solution

The fourth proportional to 177,523.20, 266,479.20 and 111,038.40 is: 166,679.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,523.20 : 266,479.20 = 111,038.40 : x
  2. Step 2: Convert to fraction form
    177,523.20/266,479.20 = 111,038.40/x
  3. Step 3: Cross multiply
    177,523.20x = 266,479.20 × 111,038.40
  4. Step 4: Simplify right side
    177,523.20x = 29,589,424,001.28
  5. Step 5: Solve for x
    x = 29,589,424,001.28/177,523.20
  6. Step 6: Final answer
    x = 166,679.19

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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.