Home / 106,065.10-159,097.65-101,982.70

Finding the Fourth Proportional to 106,065.10, 159,097.65 and 101,982.70

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Solution

The fourth proportional to 106,065.10, 159,097.65 and 101,982.70 is: 152,974.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,065.10 : 159,097.65 = 101,982.70 : x
  2. Step 2: Convert to fraction form
    106,065.10/159,097.65 = 101,982.70/x
  3. Step 3: Cross multiply
    106,065.10x = 159,097.65 × 101,982.70
  4. Step 4: Simplify right side
    106,065.10x = 16,225,207,910.66
  5. Step 5: Solve for x
    x = 16,225,207,910.66/106,065.10
  6. Step 6: Final answer
    x = 152,974.05

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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.