Home / 179,190.23-247,179.20-112,005.59

Finding the Fourth Proportional to 179,190.23, 247,179.20 and 112,005.59

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Solution

The fourth proportional to 179,190.23, 247,179.20 and 112,005.59 is: 154,503.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,190.23 : 247,179.20 = 112,005.59 : x
  2. Step 2: Convert to fraction form
    179,190.23/247,179.20 = 112,005.59/x
  3. Step 3: Cross multiply
    179,190.23x = 247,179.20 × 112,005.59
  4. Step 4: Simplify right side
    179,190.23x = 27,685,450,335.80
  5. Step 5: Solve for x
    x = 27,685,450,335.80/179,190.23
  6. Step 6: Final answer
    x = 154,503.13

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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.