Home / 124,761.09-187,143.03-36,015.42

Finding the Fourth Proportional to 124,761.09, 187,143.03 and 36,015.42

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Solution

The fourth proportional to 124,761.09, 187,143.03 and 36,015.42 is: 54,023.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,761.09 : 187,143.03 = 36,015.42 : x
  2. Step 2: Convert to fraction form
    124,761.09/187,143.03 = 36,015.42/x
  3. Step 3: Cross multiply
    124,761.09x = 187,143.03 × 36,015.42
  4. Step 4: Simplify right side
    124,761.09x = 6,740,034,825.52
  5. Step 5: Solve for x
    x = 6,740,034,825.52/124,761.09
  6. Step 6: Final answer
    x = 54,023.53

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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.