Home / 54,757.88-75,565.10-30,892.23

Finding the Fourth Proportional to 54,757.88, 75,565.10 and 30,892.23

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Solution

The fourth proportional to 54,757.88, 75,565.10 and 30,892.23 is: 42,630.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,757.88 : 75,565.10 = 30,892.23 : x
  2. Step 2: Convert to fraction form
    54,757.88/75,565.10 = 30,892.23/x
  3. Step 3: Cross multiply
    54,757.88x = 75,565.10 × 30,892.23
  4. Step 4: Simplify right side
    54,757.88x = 2,334,374,294.71
  5. Step 5: Solve for x
    x = 2,334,374,294.71/54,757.88
  6. Step 6: Final answer
    x = 42,630.84

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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.