Home / 120,465.38-166,244.62-70,167.62

Finding the Fourth Proportional to 120,465.38, 166,244.62 and 70,167.62

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Solution

The fourth proportional to 120,465.38, 166,244.62 and 70,167.62 is: 96,832.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,465.38 : 166,244.62 = 70,167.62 : x
  2. Step 2: Convert to fraction form
    120,465.38/166,244.62 = 70,167.62/x
  3. Step 3: Cross multiply
    120,465.38x = 166,244.62 × 70,167.62
  4. Step 4: Simplify right side
    120,465.38x = 11,664,988,316.56
  5. Step 5: Solve for x
    x = 11,664,988,316.56/120,465.38
  6. Step 6: Final answer
    x = 96,832.71

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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.