Home / 74,380.32-102,639.96-44,164.08

Finding the Fourth Proportional to 74,380.32, 102,639.96 and 44,164.08

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Solution

The fourth proportional to 74,380.32, 102,639.96 and 44,164.08 is: 60,943.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,380.32 : 102,639.96 = 44,164.08 : x
  2. Step 2: Convert to fraction form
    74,380.32/102,639.96 = 44,164.08/x
  3. Step 3: Cross multiply
    74,380.32x = 102,639.96 × 44,164.08
  4. Step 4: Simplify right side
    74,380.32x = 4,532,999,404.64
  5. Step 5: Solve for x
    x = 4,532,999,404.64/74,380.32
  6. Step 6: Final answer
    x = 60,943.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.