Home / 126,295.47-174,275.34-69,703.20

Finding the Fourth Proportional to 126,295.47, 174,275.34 and 69,703.20

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Solution

The fourth proportional to 126,295.47, 174,275.34 and 69,703.20 is: 96,183.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,295.47 : 174,275.34 = 69,703.20 : x
  2. Step 2: Convert to fraction form
    126,295.47/174,275.34 = 69,703.20/x
  3. Step 3: Cross multiply
    126,295.47x = 174,275.34 × 69,703.20
  4. Step 4: Simplify right side
    126,295.47x = 12,147,548,879.09
  5. Step 5: Solve for x
    x = 12,147,548,879.09/126,295.47
  6. Step 6: Final answer
    x = 96,183.57

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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.