Home / 248,049.10-372,160.05-107,908.30

Finding the Fourth Proportional to 248,049.10, 372,160.05 and 107,908.30

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Solution

The fourth proportional to 248,049.10, 372,160.05 and 107,908.30 is: 161,900.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,049.10 : 372,160.05 = 107,908.30 : x
  2. Step 2: Convert to fraction form
    248,049.10/372,160.05 = 107,908.30/x
  3. Step 3: Cross multiply
    248,049.10x = 372,160.05 × 107,908.30
  4. Step 4: Simplify right side
    248,049.10x = 40,159,158,323.42
  5. Step 5: Solve for x
    x = 40,159,158,323.42/248,049.10
  6. Step 6: Final answer
    x = 161,900.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.