Home / 75,188.04-103,523.31-63,833.82

Finding the Fourth Proportional to 75,188.04, 103,523.31 and 63,833.82

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Solution

The fourth proportional to 75,188.04, 103,523.31 and 63,833.82 is: 87,890.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,188.04 : 103,523.31 = 63,833.82 : x
  2. Step 2: Convert to fraction form
    75,188.04/103,523.31 = 63,833.82/x
  3. Step 3: Cross multiply
    75,188.04x = 103,523.31 × 63,833.82
  4. Step 4: Simplify right side
    75,188.04x = 6,608,288,336.34
  5. Step 5: Solve for x
    x = 6,608,288,336.34/75,188.04
  6. Step 6: Final answer
    x = 87,890.15

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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.