Home / 191,425.38-264,162.51-106,540.62

Finding the Fourth Proportional to 191,425.38, 264,162.51 and 106,540.62

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Solution

The fourth proportional to 191,425.38, 264,162.51 and 106,540.62 is: 147,023.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,425.38 : 264,162.51 = 106,540.62 : x
  2. Step 2: Convert to fraction form
    191,425.38/264,162.51 = 106,540.62/x
  3. Step 3: Cross multiply
    191,425.38x = 264,162.51 × 106,540.62
  4. Step 4: Simplify right side
    191,425.38x = 28,144,037,596.16
  5. Step 5: Solve for x
    x = 28,144,037,596.16/191,425.38
  6. Step 6: Final answer
    x = 147,023.54

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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.