Home / 54,610.86-75,363.12-30,737.88

Finding the Fourth Proportional to 54,610.86, 75,363.12 and 30,737.88

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Solution

The fourth proportional to 54,610.86, 75,363.12 and 30,737.88 is: 42,418.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,610.86 : 75,363.12 = 30,737.88 : x
  2. Step 2: Convert to fraction form
    54,610.86/75,363.12 = 30,737.88/x
  3. Step 3: Cross multiply
    54,610.86x = 75,363.12 × 30,737.88
  4. Step 4: Simplify right side
    54,610.86x = 2,316,502,538.99
  5. Step 5: Solve for x
    x = 2,316,502,538.99/54,610.86
  6. Step 6: Final answer
    x = 42,418.35

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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.