Home / 62,476.64-86,249.04-42,439.52

Finding the Fourth Proportional to 62,476.64, 86,249.04 and 42,439.52

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Solution

The fourth proportional to 62,476.64, 86,249.04 and 42,439.52 is: 58,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,476.64 : 86,249.04 = 42,439.52 : x
  2. Step 2: Convert to fraction form
    62,476.64/86,249.04 = 42,439.52/x
  3. Step 3: Cross multiply
    62,476.64x = 86,249.04 × 42,439.52
  4. Step 4: Simplify right side
    62,476.64x = 3,660,367,858.06
  5. Step 5: Solve for x
    x = 3,660,367,858.06/62,476.64
  6. Step 6: Final answer
    x = 58,587.78

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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.