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Finding the Fourth Proportional to 159,888.04, 239,808.06 and 100,542.76

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Solution

The fourth proportional to 159,888.04, 239,808.06 and 100,542.76 is: 150,799.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,888.04 : 239,808.06 = 100,542.76 : x
  2. Step 2: Convert to fraction form
    159,888.04/239,808.06 = 100,542.76/x
  3. Step 3: Cross multiply
    159,888.04x = 239,808.06 × 100,542.76
  4. Step 4: Simplify right side
    159,888.04x = 24,110,964,222.65
  5. Step 5: Solve for x
    x = 24,110,964,222.65/159,888.04
  6. Step 6: Final answer
    x = 150,799.05

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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.