Home / 162,146.24-243,087.88-67,447.26

Finding the Fourth Proportional to 162,146.24, 243,087.88 and 67,447.26

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Solution

The fourth proportional to 162,146.24, 243,087.88 and 67,447.26 is: 101,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,146.24 : 243,087.88 = 67,447.26 : x
  2. Step 2: Convert to fraction form
    162,146.24/243,087.88 = 67,447.26/x
  3. Step 3: Cross multiply
    162,146.24x = 243,087.88 × 67,447.26
  4. Step 4: Simplify right side
    162,146.24x = 16,395,611,107.97
  5. Step 5: Solve for x
    x = 16,395,611,107.97/162,146.24
  6. Step 6: Final answer
    x = 101,116.20

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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.