Home / 54,471.04-75,120.04-35,330.80

Finding the Fourth Proportional to 54,471.04, 75,120.04 and 35,330.80

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Solution

The fourth proportional to 54,471.04, 75,120.04 and 35,330.80 is: 48,724.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,471.04 : 75,120.04 = 35,330.80 : x
  2. Step 2: Convert to fraction form
    54,471.04/75,120.04 = 35,330.80/x
  3. Step 3: Cross multiply
    54,471.04x = 75,120.04 × 35,330.80
  4. Step 4: Simplify right side
    54,471.04x = 2,654,051,109.23
  5. Step 5: Solve for x
    x = 2,654,051,109.23/54,471.04
  6. Step 6: Final answer
    x = 48,724.08

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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.