Home / 126,246.67-174,224.05-69,661.69

Finding the Fourth Proportional to 126,246.67, 174,224.05 and 69,661.69

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Solution

The fourth proportional to 126,246.67, 174,224.05 and 69,661.69 is: 96,135.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,246.67 : 174,224.05 = 69,661.69 : x
  2. Step 2: Convert to fraction form
    126,246.67/174,224.05 = 69,661.69/x
  3. Step 3: Cross multiply
    126,246.67x = 174,224.05 × 69,661.69
  4. Step 4: Simplify right side
    126,246.67x = 12,136,741,151.93
  5. Step 5: Solve for x
    x = 12,136,741,151.93/126,246.67
  6. Step 6: Final answer
    x = 96,135.14

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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.