Home / 54,877.12-75,730.40-29,726.40

Finding the Fourth Proportional to 54,877.12, 75,730.40 and 29,726.40

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Solution

The fourth proportional to 54,877.12, 75,730.40 and 29,726.40 is: 41,022.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,877.12 : 75,730.40 = 29,726.40 : x
  2. Step 2: Convert to fraction form
    54,877.12/75,730.40 = 29,726.40/x
  3. Step 3: Cross multiply
    54,877.12x = 75,730.40 × 29,726.40
  4. Step 4: Simplify right side
    54,877.12x = 2,251,192,162.56
  5. Step 5: Solve for x
    x = 2,251,192,162.56/54,877.12
  6. Step 6: Final answer
    x = 41,022.42

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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.