Home / 113,734.08-170,621.20-38,836.68

Finding the Fourth Proportional to 113,734.08, 170,621.20 and 38,836.68

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Solution

The fourth proportional to 113,734.08, 170,621.20 and 38,836.68 is: 58,261.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,734.08 : 170,621.20 = 38,836.68 : x
  2. Step 2: Convert to fraction form
    113,734.08/170,621.20 = 38,836.68/x
  3. Step 3: Cross multiply
    113,734.08x = 170,621.20 × 38,836.68
  4. Step 4: Simplify right side
    113,734.08x = 6,626,360,430.43
  5. Step 5: Solve for x
    x = 6,626,360,430.43/113,734.08
  6. Step 6: Final answer
    x = 58,261.87

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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.