Home / 123,799.66-170,845.41-67,211.04

Finding the Fourth Proportional to 123,799.66, 170,845.41 and 67,211.04

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Solution

The fourth proportional to 123,799.66, 170,845.41 and 67,211.04 is: 92,752.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,799.66 : 170,845.41 = 67,211.04 : x
  2. Step 2: Convert to fraction form
    123,799.66/170,845.41 = 67,211.04/x
  3. Step 3: Cross multiply
    123,799.66x = 170,845.41 × 67,211.04
  4. Step 4: Simplify right side
    123,799.66x = 11,482,697,685.33
  5. Step 5: Solve for x
    x = 11,482,697,685.33/123,799.66
  6. Step 6: Final answer
    x = 92,752.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.