Home / 154,175.17-231,259.16-71,069.17

Finding the Fourth Proportional to 154,175.17, 231,259.16 and 71,069.17

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Solution

The fourth proportional to 154,175.17, 231,259.16 and 71,069.17 is: 106,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,175.17 : 231,259.16 = 71,069.17 : x
  2. Step 2: Convert to fraction form
    154,175.17/231,259.16 = 71,069.17/x
  3. Step 3: Cross multiply
    154,175.17x = 231,259.16 × 71,069.17
  4. Step 4: Simplify right side
    154,175.17x = 16,435,396,200.75
  5. Step 5: Solve for x
    x = 16,435,396,200.75/154,175.17
  6. Step 6: Final answer
    x = 106,602.10

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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.