Home / 107,014.16-160,373.62-80,689.97

Finding the Fourth Proportional to 107,014.16, 160,373.62 and 80,689.97

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Solution

The fourth proportional to 107,014.16, 160,373.62 and 80,689.97 is: 120,923.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,014.16 : 160,373.62 = 80,689.97 : x
  2. Step 2: Convert to fraction form
    107,014.16/160,373.62 = 80,689.97/x
  3. Step 3: Cross multiply
    107,014.16x = 160,373.62 × 80,689.97
  4. Step 4: Simplify right side
    107,014.16x = 12,940,543,088.39
  5. Step 5: Solve for x
    x = 12,940,543,088.39/107,014.16
  6. Step 6: Final answer
    x = 120,923.65

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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.