Home / 68,811.60-103,219.56-24,437.64

Finding the Fourth Proportional to 68,811.60, 103,219.56 and 24,437.64

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Solution

The fourth proportional to 68,811.60, 103,219.56 and 24,437.64 is: 36,657.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,811.60 : 103,219.56 = 24,437.64 : x
  2. Step 2: Convert to fraction form
    68,811.60/103,219.56 = 24,437.64/x
  3. Step 3: Cross multiply
    68,811.60x = 103,219.56 × 24,437.64
  4. Step 4: Simplify right side
    68,811.60x = 2,522,442,448.24
  5. Step 5: Solve for x
    x = 2,522,442,448.24/68,811.60
  6. Step 6: Final answer
    x = 36,657.23

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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.