Home / 49,520.46-68,316.12-29,378.19

Finding the Fourth Proportional to 49,520.46, 68,316.12 and 29,378.19

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Solution

The fourth proportional to 49,520.46, 68,316.12 and 29,378.19 is: 40,528.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,520.46 : 68,316.12 = 29,378.19 : x
  2. Step 2: Convert to fraction form
    49,520.46/68,316.12 = 29,378.19/x
  3. Step 3: Cross multiply
    49,520.46x = 68,316.12 × 29,378.19
  4. Step 4: Simplify right side
    49,520.46x = 2,007,003,953.42
  5. Step 5: Solve for x
    x = 2,007,003,953.42/49,520.46
  6. Step 6: Final answer
    x = 40,528.78

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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.