Home / 54,675.12-75,452.48-30,476.08

Finding the Fourth Proportional to 54,675.12, 75,452.48 and 30,476.08

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Solution

The fourth proportional to 54,675.12, 75,452.48 and 30,476.08 is: 42,057.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,675.12 : 75,452.48 = 30,476.08 : x
  2. Step 2: Convert to fraction form
    54,675.12/75,452.48 = 30,476.08/x
  3. Step 3: Cross multiply
    54,675.12x = 75,452.48 × 30,476.08
  4. Step 4: Simplify right side
    54,675.12x = 2,299,495,816.68
  5. Step 5: Solve for x
    x = 2,299,495,816.68/54,675.12
  6. Step 6: Final answer
    x = 42,057.44

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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.