Home / 126,813.06-174,999.84-70,223.22

Finding the Fourth Proportional to 126,813.06, 174,999.84 and 70,223.22

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Solution

The fourth proportional to 126,813.06, 174,999.84 and 70,223.22 is: 96,906.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,813.06 : 174,999.84 = 70,223.22 : x
  2. Step 2: Convert to fraction form
    126,813.06/174,999.84 = 70,223.22/x
  3. Step 3: Cross multiply
    126,813.06x = 174,999.84 × 70,223.22
  4. Step 4: Simplify right side
    126,813.06x = 12,289,052,264.28
  5. Step 5: Solve for x
    x = 12,289,052,264.28/126,813.06
  6. Step 6: Final answer
    x = 96,906.83

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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.