Home / 54,234.52-74,805.06-49,772.68

Finding the Fourth Proportional to 54,234.52, 74,805.06 and 49,772.68

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Solution

The fourth proportional to 54,234.52, 74,805.06 and 49,772.68 is: 68,650.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,234.52 : 74,805.06 = 49,772.68 : x
  2. Step 2: Convert to fraction form
    54,234.52/74,805.06 = 49,772.68/x
  3. Step 3: Cross multiply
    54,234.52x = 74,805.06 × 49,772.68
  4. Step 4: Simplify right side
    54,234.52x = 3,723,248,313.76
  5. Step 5: Solve for x
    x = 3,723,248,313.76/54,234.52
  6. Step 6: Final answer
    x = 68,650.89

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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.