Home / 45,593.20-68,380.20-19,298.80

Finding the Fourth Proportional to 45,593.20, 68,380.20 and 19,298.80

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Solution

The fourth proportional to 45,593.20, 68,380.20 and 19,298.80 is: 28,944.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,593.20 : 68,380.20 = 19,298.80 : x
  2. Step 2: Convert to fraction form
    45,593.20/68,380.20 = 19,298.80/x
  3. Step 3: Cross multiply
    45,593.20x = 68,380.20 × 19,298.80
  4. Step 4: Simplify right side
    45,593.20x = 1,319,655,803.76
  5. Step 5: Solve for x
    x = 1,319,655,803.76/45,593.20
  6. Step 6: Final answer
    x = 28,944.14

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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.