Home / 63,679.05-87,878.93-36,819.18

Finding the Fourth Proportional to 63,679.05, 87,878.93 and 36,819.18

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Solution

The fourth proportional to 63,679.05, 87,878.93 and 36,819.18 is: 50,811.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,679.05 : 87,878.93 = 36,819.18 : x
  2. Step 2: Convert to fraction form
    63,679.05/87,878.93 = 36,819.18/x
  3. Step 3: Cross multiply
    63,679.05x = 87,878.93 × 36,819.18
  4. Step 4: Simplify right side
    63,679.05x = 3,235,629,957.78
  5. Step 5: Solve for x
    x = 3,235,629,957.78/63,679.05
  6. Step 6: Final answer
    x = 50,811.53

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1.5x scale

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.