Home / 126,263.08-174,241.38-69,673

Finding the Fourth Proportional to 126,263.08, 174,241.38 and 69,673

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Solution

The fourth proportional to 126,263.08, 174,241.38 and 69,673 is: 96,147.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,263.08 : 174,241.38 = 69,673 : x
  2. Step 2: Convert to fraction form
    126,263.08/174,241.38 = 69,673/x
  3. Step 3: Cross multiply
    126,263.08x = 174,241.38 × 69,673
  4. Step 4: Simplify right side
    126,263.08x = 12,139,919,668.74
  5. Step 5: Solve for x
    x = 12,139,919,668.74/126,263.08
  6. Step 6: Final answer
    x = 96,147.82

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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.