Home / 54,723-75,517.74-29,572.50

Finding the Fourth Proportional to 54,723, 75,517.74 and 29,572.50

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Solution

The fourth proportional to 54,723, 75,517.74 and 29,572.50 is: 40,810.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,723 : 75,517.74 = 29,572.50 : x
  2. Step 2: Convert to fraction form
    54,723/75,517.74 = 29,572.50/x
  3. Step 3: Cross multiply
    54,723x = 75,517.74 × 29,572.50
  4. Step 4: Simplify right side
    54,723x = 2,233,248,366.15
  5. Step 5: Solve for x
    x = 2,233,248,366.15/54,723
  6. Step 6: Final answer
    x = 40,810.05

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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.