Home / 67,988.25-101,909.48-32,850.45

Finding the Fourth Proportional to 67,988.25, 101,909.48 and 32,850.45

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Solution

The fourth proportional to 67,988.25, 101,909.48 and 32,850.45 is: 49,240.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,988.25 : 101,909.48 = 32,850.45 : x
  2. Step 2: Convert to fraction form
    67,988.25/101,909.48 = 32,850.45/x
  3. Step 3: Cross multiply
    67,988.25x = 101,909.48 × 32,850.45
  4. Step 4: Simplify right side
    67,988.25x = 3,347,772,113.01
  5. Step 5: Solve for x
    x = 3,347,772,113.01/67,988.25
  6. Step 6: Final answer
    x = 49,240.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.