Home / 63,287.28-87,333.66-34,992.36

Finding the Fourth Proportional to 63,287.28, 87,333.66 and 34,992.36

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Solution

The fourth proportional to 63,287.28, 87,333.66 and 34,992.36 is: 48,287.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,287.28 : 87,333.66 = 34,992.36 : x
  2. Step 2: Convert to fraction form
    63,287.28/87,333.66 = 34,992.36/x
  3. Step 3: Cross multiply
    63,287.28x = 87,333.66 × 34,992.36
  4. Step 4: Simplify right side
    63,287.28x = 3,056,010,870.84
  5. Step 5: Solve for x
    x = 3,056,010,870.84/63,287.28
  6. Step 6: Final answer
    x = 48,287.92

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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.