Home / 75,525.60-104,200.40-43,671.96

Finding the Fourth Proportional to 75,525.60, 104,200.40 and 43,671.96

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Solution

The fourth proportional to 75,525.60, 104,200.40 and 43,671.96 is: 60,252.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,525.60 : 104,200.40 = 43,671.96 : x
  2. Step 2: Convert to fraction form
    75,525.60/104,200.40 = 43,671.96/x
  3. Step 3: Cross multiply
    75,525.60x = 104,200.40 × 43,671.96
  4. Step 4: Simplify right side
    75,525.60x = 4,550,635,700.78
  5. Step 5: Solve for x
    x = 4,550,635,700.78/75,525.60
  6. Step 6: Final answer
    x = 60,252.89

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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.