Home / 162,202.50-223,839.45-89,605.04

Finding the Fourth Proportional to 162,202.50, 223,839.45 and 89,605.04

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Solution

The fourth proportional to 162,202.50, 223,839.45 and 89,605.04 is: 123,654.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,202.50 : 223,839.45 = 89,605.04 : x
  2. Step 2: Convert to fraction form
    162,202.50/223,839.45 = 89,605.04/x
  3. Step 3: Cross multiply
    162,202.50x = 223,839.45 × 89,605.04
  4. Step 4: Simplify right side
    162,202.50x = 20,057,141,751.63
  5. Step 5: Solve for x
    x = 20,057,141,751.63/162,202.50
  6. Step 6: Final answer
    x = 123,654.95

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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.