Home / 162,209.75-223,849.94-90,592.47

Finding the Fourth Proportional to 162,209.75, 223,849.94 and 90,592.47

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Solution

The fourth proportional to 162,209.75, 223,849.94 and 90,592.47 is: 125,017.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,209.75 : 223,849.94 = 90,592.47 : x
  2. Step 2: Convert to fraction form
    162,209.75/223,849.94 = 90,592.47/x
  3. Step 3: Cross multiply
    162,209.75x = 223,849.94 × 90,592.47
  4. Step 4: Simplify right side
    162,209.75x = 20,279,118,520.99
  5. Step 5: Solve for x
    x = 20,279,118,520.99/162,209.75
  6. Step 6: Final answer
    x = 125,017.88

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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.