Home / 54,741.30-82,111.95-48,617.70

Finding the Fourth Proportional to 54,741.30, 82,111.95 and 48,617.70

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Solution

The fourth proportional to 54,741.30, 82,111.95 and 48,617.70 is: 72,926.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,741.30 : 82,111.95 = 48,617.70 : x
  2. Step 2: Convert to fraction form
    54,741.30/82,111.95 = 48,617.70/x
  3. Step 3: Cross multiply
    54,741.30x = 82,111.95 × 48,617.70
  4. Step 4: Simplify right side
    54,741.30x = 3,992,094,151.52
  5. Step 5: Solve for x
    x = 3,992,094,151.52/54,741.30
  6. Step 6: Final answer
    x = 72,926.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.