Home / 126,087.84-173,997.90-69,499.44

Finding the Fourth Proportional to 126,087.84, 173,997.90 and 69,499.44

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Solution

The fourth proportional to 126,087.84, 173,997.90 and 69,499.44 is: 95,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,087.84 : 173,997.90 = 69,499.44 : x
  2. Step 2: Convert to fraction form
    126,087.84/173,997.90 = 69,499.44/x
  3. Step 3: Cross multiply
    126,087.84x = 173,997.90 × 69,499.44
  4. Step 4: Simplify right side
    126,087.84x = 12,092,756,611.18
  5. Step 5: Solve for x
    x = 12,092,756,611.18/126,087.84
  6. Step 6: Final answer
    x = 95,907.40

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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.