Home / 54,565.65-75,301.22-30,692.12

Finding the Fourth Proportional to 54,565.65, 75,301.22 and 30,692.12

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Solution

The fourth proportional to 54,565.65, 75,301.22 and 30,692.12 is: 42,355.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,565.65 : 75,301.22 = 30,692.12 : x
  2. Step 2: Convert to fraction form
    54,565.65/75,301.22 = 30,692.12/x
  3. Step 3: Cross multiply
    54,565.65x = 75,301.22 × 30,692.12
  4. Step 4: Simplify right side
    54,565.65x = 2,311,153,694.29
  5. Step 5: Solve for x
    x = 2,311,153,694.29/54,565.65
  6. Step 6: Final answer
    x = 42,355.47

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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.