Home / 43,043.38-64,132.45-40,626.18

Finding the Fourth Proportional to 43,043.38, 64,132.45 and 40,626.18

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Solution

The fourth proportional to 43,043.38, 64,132.45 and 40,626.18 is: 60,530.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,043.38 : 64,132.45 = 40,626.18 : x
  2. Step 2: Convert to fraction form
    43,043.38/64,132.45 = 40,626.18/x
  3. Step 3: Cross multiply
    43,043.38x = 64,132.45 × 40,626.18
  4. Step 4: Simplify right side
    43,043.38x = 2,605,456,355.98
  5. Step 5: Solve for x
    x = 2,605,456,355.98/43,043.38
  6. Step 6: Final answer
    x = 60,530.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.