Home / 68,780.23-103,185.83-24,406.92

Finding the Fourth Proportional to 68,780.23, 103,185.83 and 24,406.92

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Solution

The fourth proportional to 68,780.23, 103,185.83 and 24,406.92 is: 36,615.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,780.23 : 103,185.83 = 24,406.92 : x
  2. Step 2: Convert to fraction form
    68,780.23/103,185.83 = 24,406.92/x
  3. Step 3: Cross multiply
    68,780.23x = 103,185.83 × 24,406.92
  4. Step 4: Simplify right side
    68,780.23x = 2,518,448,358.96
  5. Step 5: Solve for x
    x = 2,518,448,358.96/68,780.23
  6. Step 6: Final answer
    x = 36,615.88

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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.