Home / 183,423.12-253,177.92-119,770.80

Finding the Fourth Proportional to 183,423.12, 253,177.92 and 119,770.80

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Solution

The fourth proportional to 183,423.12, 253,177.92 and 119,770.80 is: 165,318.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,423.12 : 253,177.92 = 119,770.80 : x
  2. Step 2: Convert to fraction form
    183,423.12/253,177.92 = 119,770.80/x
  3. Step 3: Cross multiply
    183,423.12x = 253,177.92 × 119,770.80
  4. Step 4: Simplify right side
    183,423.12x = 30,323,322,020.74
  5. Step 5: Solve for x
    x = 30,323,322,020.74/183,423.12
  6. Step 6: Final answer
    x = 165,318.97

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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.