Home / 50,925.70-76,279.20-42,177.70

Finding the Fourth Proportional to 50,925.70, 76,279.20 and 42,177.70

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Solution

The fourth proportional to 50,925.70, 76,279.20 and 42,177.70 is: 63,175.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,925.70 : 76,279.20 = 42,177.70 : x
  2. Step 2: Convert to fraction form
    50,925.70/76,279.20 = 42,177.70/x
  3. Step 3: Cross multiply
    50,925.70x = 76,279.20 × 42,177.70
  4. Step 4: Simplify right side
    50,925.70x = 3,217,281,213.84
  5. Step 5: Solve for x
    x = 3,217,281,213.84/50,925.70
  6. Step 6: Final answer
    x = 63,175.98

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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.