Home / 126,006.70-173,889.75-69,418.30

Finding the Fourth Proportional to 126,006.70, 173,889.75 and 69,418.30

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Solution

The fourth proportional to 126,006.70, 173,889.75 and 69,418.30 is: 95,797.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,006.70 : 173,889.75 = 69,418.30 : x
  2. Step 2: Convert to fraction form
    126,006.70/173,889.75 = 69,418.30/x
  3. Step 3: Cross multiply
    126,006.70x = 173,889.75 × 69,418.30
  4. Step 4: Simplify right side
    126,006.70x = 12,071,130,832.43
  5. Step 5: Solve for x
    x = 12,071,130,832.43/126,006.70
  6. Step 6: Final answer
    x = 95,797.53

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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.