Home / 188,749.20-283,123.80-180,001.20

Finding the Fourth Proportional to 188,749.20, 283,123.80 and 180,001.20

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Solution

The fourth proportional to 188,749.20, 283,123.80 and 180,001.20 is: 270,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,749.20 : 283,123.80 = 180,001.20 : x
  2. Step 2: Convert to fraction form
    188,749.20/283,123.80 = 180,001.20/x
  3. Step 3: Cross multiply
    188,749.20x = 283,123.80 × 180,001.20
  4. Step 4: Simplify right side
    188,749.20x = 50,962,623,748.56
  5. Step 5: Solve for x
    x = 50,962,623,748.56/188,749.20
  6. Step 6: Final answer
    x = 270,001.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.