Home / 247,761.40-342,052.60-163,124.52

Finding the Fourth Proportional to 247,761.40, 342,052.60 and 163,124.52

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Solution

The fourth proportional to 247,761.40, 342,052.60 and 163,124.52 is: 225,205.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,761.40 : 342,052.60 = 163,124.52 : x
  2. Step 2: Convert to fraction form
    247,761.40/342,052.60 = 163,124.52/x
  3. Step 3: Cross multiply
    247,761.40x = 342,052.60 × 163,124.52
  4. Step 4: Simplify right side
    247,761.40x = 55,797,166,189.75
  5. Step 5: Solve for x
    x = 55,797,166,189.75/247,761.40
  6. Step 6: Final answer
    x = 225,205.24

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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.