Home / 126,805.77-174,997.23-70,217.14

Finding the Fourth Proportional to 126,805.77, 174,997.23 and 70,217.14

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Solution

The fourth proportional to 126,805.77, 174,997.23 and 70,217.14 is: 96,902.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,805.77 : 174,997.23 = 70,217.14 : x
  2. Step 2: Convert to fraction form
    126,805.77/174,997.23 = 70,217.14/x
  3. Step 3: Cross multiply
    126,805.77x = 174,997.23 × 70,217.14
  4. Step 4: Simplify right side
    126,805.77x = 12,287,804,998.52
  5. Step 5: Solve for x
    x = 12,287,804,998.52/126,805.77
  6. Step 6: Final answer
    x = 96,902.57

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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.