Home / 90,459.37-124,876.79-60,294.97

Finding the Fourth Proportional to 90,459.37, 124,876.79 and 60,294.97

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Solution

The fourth proportional to 90,459.37, 124,876.79 and 60,294.97 is: 83,235.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,459.37 : 124,876.79 = 60,294.97 : x
  2. Step 2: Convert to fraction form
    90,459.37/124,876.79 = 60,294.97/x
  3. Step 3: Cross multiply
    90,459.37x = 124,876.79 × 60,294.97
  4. Step 4: Simplify right side
    90,459.37x = 7,529,442,306.75
  5. Step 5: Solve for x
    x = 7,529,442,306.75/90,459.37
  6. Step 6: Final answer
    x = 83,235.63

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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.