Home / 223,047.39-307,765.68-126,250.77

Finding the Fourth Proportional to 223,047.39, 307,765.68 and 126,250.77

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Solution

The fourth proportional to 223,047.39, 307,765.68 and 126,250.77 is: 174,203.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,047.39 : 307,765.68 = 126,250.77 : x
  2. Step 2: Convert to fraction form
    223,047.39/307,765.68 = 126,250.77/x
  3. Step 3: Cross multiply
    223,047.39x = 307,765.68 × 126,250.77
  4. Step 4: Simplify right side
    223,047.39x = 38,855,654,079.57
  5. Step 5: Solve for x
    x = 38,855,654,079.57/223,047.39
  6. Step 6: Final answer
    x = 174,203.58

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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.