Home / 179,283.57-247,405.75-98,703.55

Finding the Fourth Proportional to 179,283.57, 247,405.75 and 98,703.55

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Solution

The fourth proportional to 179,283.57, 247,405.75 and 98,703.55 is: 136,207.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,283.57 : 247,405.75 = 98,703.55 : x
  2. Step 2: Convert to fraction form
    179,283.57/247,405.75 = 98,703.55/x
  3. Step 3: Cross multiply
    179,283.57x = 247,405.75 × 98,703.55
  4. Step 4: Simplify right side
    179,283.57x = 24,419,825,815.41
  5. Step 5: Solve for x
    x = 24,419,825,815.41/179,283.57
  6. Step 6: Final answer
    x = 136,207.83

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1.5x scale

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.