Home / 182,280.90-251,517.42-121,754.46

Finding the Fourth Proportional to 182,280.90, 251,517.42 and 121,754.46

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Solution

The fourth proportional to 182,280.90, 251,517.42 and 121,754.46 is: 168,000.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,280.90 : 251,517.42 = 121,754.46 : x
  2. Step 2: Convert to fraction form
    182,280.90/251,517.42 = 121,754.46/x
  3. Step 3: Cross multiply
    182,280.90x = 251,517.42 × 121,754.46
  4. Step 4: Simplify right side
    182,280.90x = 30,623,367,652.69
  5. Step 5: Solve for x
    x = 30,623,367,652.69/182,280.90
  6. Step 6: Final answer
    x = 168,000.97

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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.