Home / 49,616.56-74,424.92-12,176.72

Finding the Fourth Proportional to 49,616.56, 74,424.92 and 12,176.72

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Solution

The fourth proportional to 49,616.56, 74,424.92 and 12,176.72 is: 18,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,616.56 : 74,424.92 = 12,176.72 : x
  2. Step 2: Convert to fraction form
    49,616.56/74,424.92 = 12,176.72/x
  3. Step 3: Cross multiply
    49,616.56x = 74,424.92 × 12,176.72
  4. Step 4: Simplify right side
    49,616.56x = 906,251,411.86
  5. Step 5: Solve for x
    x = 906,251,411.86/49,616.56
  6. Step 6: Final answer
    x = 18,265.10

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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.