Home / 54,820.55-75,651.79-32,155.20

Finding the Fourth Proportional to 54,820.55, 75,651.79 and 32,155.20

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Solution

The fourth proportional to 54,820.55, 75,651.79 and 32,155.20 is: 44,373.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,820.55 : 75,651.79 = 32,155.20 : x
  2. Step 2: Convert to fraction form
    54,820.55/75,651.79 = 32,155.20/x
  3. Step 3: Cross multiply
    54,820.55x = 75,651.79 × 32,155.20
  4. Step 4: Simplify right side
    54,820.55x = 2,432,598,437.81
  5. Step 5: Solve for x
    x = 2,432,598,437.81/54,820.55
  6. Step 6: Final answer
    x = 44,373.84

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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.