Home / 162,244.20-223,894.62-90,625.20

Finding the Fourth Proportional to 162,244.20, 223,894.62 and 90,625.20

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Solution

The fourth proportional to 162,244.20, 223,894.62 and 90,625.20 is: 125,061.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,244.20 : 223,894.62 = 90,625.20 : x
  2. Step 2: Convert to fraction form
    162,244.20/223,894.62 = 90,625.20/x
  3. Step 3: Cross multiply
    162,244.20x = 223,894.62 × 90,625.20
  4. Step 4: Simplify right side
    162,244.20x = 20,290,494,716.42
  5. Step 5: Solve for x
    x = 20,290,494,716.42/162,244.20
  6. Step 6: Final answer
    x = 125,061.45

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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.