Home / 90,347.27-124,679.45-50,060.70

Finding the Fourth Proportional to 90,347.27, 124,679.45 and 50,060.70

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Solution

The fourth proportional to 90,347.27, 124,679.45 and 50,060.70 is: 69,083.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,347.27 : 124,679.45 = 50,060.70 : x
  2. Step 2: Convert to fraction form
    90,347.27/124,679.45 = 50,060.70/x
  3. Step 3: Cross multiply
    90,347.27x = 124,679.45 × 50,060.70
  4. Step 4: Simplify right side
    90,347.27x = 6,241,540,667.77
  5. Step 5: Solve for x
    x = 6,241,540,667.77/90,347.27
  6. Step 6: Final answer
    x = 69,083.89

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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.