Home / 260,836.16-391,269.60-73,832

Finding the Fourth Proportional to 260,836.16, 391,269.60 and 73,832

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Solution

The fourth proportional to 260,836.16, 391,269.60 and 73,832 is: 110,752.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,836.16 : 391,269.60 = 73,832 : x
  2. Step 2: Convert to fraction form
    260,836.16/391,269.60 = 73,832/x
  3. Step 3: Cross multiply
    260,836.16x = 391,269.60 × 73,832
  4. Step 4: Simplify right side
    260,836.16x = 28,888,217,107.20
  5. Step 5: Solve for x
    x = 28,888,217,107.20/260,836.16
  6. Step 6: Final answer
    x = 110,752.35

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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.