Home / 40,900.59-61,352.25-11,315.95

Finding the Fourth Proportional to 40,900.59, 61,352.25 and 11,315.95

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Solution

The fourth proportional to 40,900.59, 61,352.25 and 11,315.95 is: 16,974.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,900.59 : 61,352.25 = 11,315.95 : x
  2. Step 2: Convert to fraction form
    40,900.59/61,352.25 = 11,315.95/x
  3. Step 3: Cross multiply
    40,900.59x = 61,352.25 × 11,315.95
  4. Step 4: Simplify right side
    40,900.59x = 694,258,630.05
  5. Step 5: Solve for x
    x = 694,258,630.05/40,900.59
  6. Step 6: Final answer
    x = 16,974.29

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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.