Home / 54,875.67-75,728.43-29,725.17

Finding the Fourth Proportional to 54,875.67, 75,728.43 and 29,725.17

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Solution

The fourth proportional to 54,875.67, 75,728.43 and 29,725.17 is: 41,020.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,875.67 : 75,728.43 = 29,725.17 : x
  2. Step 2: Convert to fraction form
    54,875.67/75,728.43 = 29,725.17/x
  3. Step 3: Cross multiply
    54,875.67x = 75,728.43 × 29,725.17
  4. Step 4: Simplify right side
    54,875.67x = 2,251,040,455.58
  5. Step 5: Solve for x
    x = 2,251,040,455.58/54,875.67
  6. Step 6: Final answer
    x = 41,020.74

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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.