Home / 179,865.30-248,229.09-99,300.18

Finding the Fourth Proportional to 179,865.30, 248,229.09 and 99,300.18

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Solution

The fourth proportional to 179,865.30, 248,229.09 and 99,300.18 is: 137,042.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,865.30 : 248,229.09 = 99,300.18 : x
  2. Step 2: Convert to fraction form
    179,865.30/248,229.09 = 99,300.18/x
  3. Step 3: Cross multiply
    179,865.30x = 248,229.09 × 99,300.18
  4. Step 4: Simplify right side
    179,865.30x = 24,649,193,318.24
  5. Step 5: Solve for x
    x = 24,649,193,318.24/179,865.30
  6. Step 6: Final answer
    x = 137,042.52

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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.