Home / 140,599.74-194,027.60-76,937.52

Finding the Fourth Proportional to 140,599.74, 194,027.60 and 76,937.52

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Solution

The fourth proportional to 140,599.74, 194,027.60 and 76,937.52 is: 106,173.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,599.74 : 194,027.60 = 76,937.52 : x
  2. Step 2: Convert to fraction form
    140,599.74/194,027.60 = 76,937.52/x
  3. Step 3: Cross multiply
    140,599.74x = 194,027.60 × 76,937.52
  4. Step 4: Simplify right side
    140,599.74x = 14,928,002,355.55
  5. Step 5: Solve for x
    x = 14,928,002,355.55/140,599.74
  6. Step 6: Final answer
    x = 106,173.76

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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.