Home / 107,120.16-160,657.20-67,624.56

Finding the Fourth Proportional to 107,120.16, 160,657.20 and 67,624.56

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Solution

The fourth proportional to 107,120.16, 160,657.20 and 67,624.56 is: 101,422.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,120.16 : 160,657.20 = 67,624.56 : x
  2. Step 2: Convert to fraction form
    107,120.16/160,657.20 = 67,624.56/x
  3. Step 3: Cross multiply
    107,120.16x = 160,657.20 × 67,624.56
  4. Step 4: Simplify right side
    107,120.16x = 10,864,372,460.83
  5. Step 5: Solve for x
    x = 10,864,372,460.83/107,120.16
  6. Step 6: Final answer
    x = 101,422.29

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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.