Home / 247,747.40-342,033.27-163,110.50

Finding the Fourth Proportional to 247,747.40, 342,033.27 and 163,110.50

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Solution

The fourth proportional to 247,747.40, 342,033.27 and 163,110.50 is: 225,185.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,747.40 : 342,033.27 = 163,110.50 : x
  2. Step 2: Convert to fraction form
    247,747.40/342,033.27 = 163,110.50/x
  3. Step 3: Cross multiply
    247,747.40x = 342,033.27 × 163,110.50
  4. Step 4: Simplify right side
    247,747.40x = 55,789,217,686.34
  5. Step 5: Solve for x
    x = 55,789,217,686.34/247,747.40
  6. Step 6: Final answer
    x = 225,185.89

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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.