Home / 75,404.64-104,071.20-43,592.04

Finding the Fourth Proportional to 75,404.64, 104,071.20 and 43,592.04

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Solution

The fourth proportional to 75,404.64, 104,071.20 and 43,592.04 is: 60,164.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,404.64 : 104,071.20 = 43,592.04 : x
  2. Step 2: Convert to fraction form
    75,404.64/104,071.20 = 43,592.04/x
  3. Step 3: Cross multiply
    75,404.64x = 104,071.20 × 43,592.04
  4. Step 4: Simplify right side
    75,404.64x = 4,536,675,913.25
  5. Step 5: Solve for x
    x = 4,536,675,913.25/75,404.64
  6. Step 6: Final answer
    x = 60,164.41

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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.