Home / 42,387.36-58,481.04-24,480

Finding the Fourth Proportional to 42,387.36, 58,481.04 and 24,480

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Solution

The fourth proportional to 42,387.36, 58,481.04 and 24,480 is: 33,774.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,387.36 : 58,481.04 = 24,480 : x
  2. Step 2: Convert to fraction form
    42,387.36/58,481.04 = 24,480/x
  3. Step 3: Cross multiply
    42,387.36x = 58,481.04 × 24,480
  4. Step 4: Simplify right side
    42,387.36x = 1,431,615,859.20
  5. Step 5: Solve for x
    x = 1,431,615,859.20/42,387.36
  6. Step 6: Final answer
    x = 33,774.59

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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.