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Finding the Fourth Proportional to 54,641.67, 81,935.10 and 26,544.12

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Solution

The fourth proportional to 54,641.67, 81,935.10 and 26,544.12 is: 39,802.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,641.67 : 81,935.10 = 26,544.12 : x
  2. Step 2: Convert to fraction form
    54,641.67/81,935.10 = 26,544.12/x
  3. Step 3: Cross multiply
    54,641.67x = 81,935.10 × 26,544.12
  4. Step 4: Simplify right side
    54,641.67x = 2,174,895,126.61
  5. Step 5: Solve for x
    x = 2,174,895,126.61/54,641.67
  6. Step 6: Final answer
    x = 39,802.87

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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.