Home / 83,512.53-125,101.89-50,214.36

Finding the Fourth Proportional to 83,512.53, 125,101.89 and 50,214.36

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Solution

The fourth proportional to 83,512.53, 125,101.89 and 50,214.36 is: 75,221.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,512.53 : 125,101.89 = 50,214.36 : x
  2. Step 2: Convert to fraction form
    83,512.53/125,101.89 = 50,214.36/x
  3. Step 3: Cross multiply
    83,512.53x = 125,101.89 × 50,214.36
  4. Step 4: Simplify right side
    83,512.53x = 6,281,911,341.14
  5. Step 5: Solve for x
    x = 6,281,911,341.14/83,512.53
  6. Step 6: Final answer
    x = 75,221.18

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1.5x scale

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.