Home / 173,206.10-259,809.15-106,429.70

Finding the Fourth Proportional to 173,206.10, 259,809.15 and 106,429.70

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Solution

The fourth proportional to 173,206.10, 259,809.15 and 106,429.70 is: 159,644.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,206.10 : 259,809.15 = 106,429.70 : x
  2. Step 2: Convert to fraction form
    173,206.10/259,809.15 = 106,429.70/x
  3. Step 3: Cross multiply
    173,206.10x = 259,809.15 × 106,429.70
  4. Step 4: Simplify right side
    173,206.10x = 27,651,409,891.76
  5. Step 5: Solve for x
    x = 27,651,409,891.76/173,206.10
  6. Step 6: Final answer
    x = 159,644.55

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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.