Home / 107,211.20-160,816.80-48,162.20

Finding the Fourth Proportional to 107,211.20, 160,816.80 and 48,162.20

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Solution

The fourth proportional to 107,211.20, 160,816.80 and 48,162.20 is: 72,243.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,211.20 : 160,816.80 = 48,162.20 : x
  2. Step 2: Convert to fraction form
    107,211.20/160,816.80 = 48,162.20/x
  3. Step 3: Cross multiply
    107,211.20x = 160,816.80 × 48,162.20
  4. Step 4: Simplify right side
    107,211.20x = 7,745,290,884.96
  5. Step 5: Solve for x
    x = 7,745,290,884.96/107,211.20
  6. Step 6: Final answer
    x = 72,243.30

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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.