Home / 113,832.45-170,767.16-42,760.62

Finding the Fourth Proportional to 113,832.45, 170,767.16 and 42,760.62

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Solution

The fourth proportional to 113,832.45, 170,767.16 and 42,760.62 is: 64,147.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,832.45 : 170,767.16 = 42,760.62 : x
  2. Step 2: Convert to fraction form
    113,832.45/170,767.16 = 42,760.62/x
  3. Step 3: Cross multiply
    113,832.45x = 170,767.16 × 42,760.62
  4. Step 4: Simplify right side
    113,832.45x = 7,302,109,423.44
  5. Step 5: Solve for x
    x = 7,302,109,423.44/113,832.45
  6. Step 6: Final answer
    x = 64,147.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.