Home / 126,731.22-174,877.16-75,733.80

Finding the Fourth Proportional to 126,731.22, 174,877.16 and 75,733.80

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Solution

The fourth proportional to 126,731.22, 174,877.16 and 75,733.80 is: 104,505.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,731.22 : 174,877.16 = 75,733.80 : x
  2. Step 2: Convert to fraction form
    126,731.22/174,877.16 = 75,733.80/x
  3. Step 3: Cross multiply
    126,731.22x = 174,877.16 × 75,733.80
  4. Step 4: Simplify right side
    126,731.22x = 13,244,111,860.01
  5. Step 5: Solve for x
    x = 13,244,111,860.01/126,731.22
  6. Step 6: Final answer
    x = 104,505.52

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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.