Home / 126,119.89-174,037.57-69,531.27

Finding the Fourth Proportional to 126,119.89, 174,037.57 and 69,531.27

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Solution

The fourth proportional to 126,119.89, 174,037.57 and 69,531.27 is: 95,948.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,119.89 : 174,037.57 = 69,531.27 : x
  2. Step 2: Convert to fraction form
    126,119.89/174,037.57 = 69,531.27/x
  3. Step 3: Cross multiply
    126,119.89x = 174,037.57 × 69,531.27
  4. Step 4: Simplify right side
    126,119.89x = 12,101,053,269.81
  5. Step 5: Solve for x
    x = 12,101,053,269.81/126,119.89
  6. Step 6: Final answer
    x = 95,948.81

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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.