Home / 54,723.03-75,517.77-30,849.70

Finding the Fourth Proportional to 54,723.03, 75,517.77 and 30,849.70

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Solution

The fourth proportional to 54,723.03, 75,517.77 and 30,849.70 is: 42,572.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,723.03 : 75,517.77 = 30,849.70 : x
  2. Step 2: Convert to fraction form
    54,723.03/75,517.77 = 30,849.70/x
  3. Step 3: Cross multiply
    54,723.03x = 75,517.77 × 30,849.70
  4. Step 4: Simplify right side
    54,723.03x = 2,329,700,549.17
  5. Step 5: Solve for x
    x = 2,329,700,549.17/54,723.03
  6. Step 6: Final answer
    x = 42,572.58

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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.