Home / 124,839.86-187,306.94-74,954.75

Finding the Fourth Proportional to 124,839.86, 187,306.94 and 74,954.75

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Solution

The fourth proportional to 124,839.86, 187,306.94 and 74,954.75 is: 112,460.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,839.86 : 187,306.94 = 74,954.75 : x
  2. Step 2: Convert to fraction form
    124,839.86/187,306.94 = 74,954.75/x
  3. Step 3: Cross multiply
    124,839.86x = 187,306.94 × 74,954.75
  4. Step 4: Simplify right side
    124,839.86x = 14,039,544,111.82
  5. Step 5: Solve for x
    x = 14,039,544,111.82/124,839.86
  6. Step 6: Final answer
    x = 112,460.43

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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.