Home / 49,835.32-68,764.89-29,691.70

Finding the Fourth Proportional to 49,835.32, 68,764.89 and 29,691.70

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Solution

The fourth proportional to 49,835.32, 68,764.89 and 29,691.70 is: 40,969.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,835.32 : 68,764.89 = 29,691.70 : x
  2. Step 2: Convert to fraction form
    49,835.32/68,764.89 = 29,691.70/x
  3. Step 3: Cross multiply
    49,835.32x = 68,764.89 × 29,691.70
  4. Step 4: Simplify right side
    49,835.32x = 2,041,746,484.41
  5. Step 5: Solve for x
    x = 2,041,746,484.41/49,835.32
  6. Step 6: Final answer
    x = 40,969.87

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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.