Home / 40,618.25-60,923.51-12,530.76

Finding the Fourth Proportional to 40,618.25, 60,923.51 and 12,530.76

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Solution

The fourth proportional to 40,618.25, 60,923.51 and 12,530.76 is: 18,794.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,618.25 : 60,923.51 = 12,530.76 : x
  2. Step 2: Convert to fraction form
    40,618.25/60,923.51 = 12,530.76/x
  3. Step 3: Cross multiply
    40,618.25x = 60,923.51 × 12,530.76
  4. Step 4: Simplify right side
    40,618.25x = 763,417,882.17
  5. Step 5: Solve for x
    x = 763,417,882.17/40,618.25
  6. Step 6: Final answer
    x = 18,794.95

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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.