Home / 153,445.20-229,882.68-83,383.44

Finding the Fourth Proportional to 153,445.20, 229,882.68 and 83,383.44

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Solution

The fourth proportional to 153,445.20, 229,882.68 and 83,383.44 is: 124,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,445.20 : 229,882.68 = 83,383.44 : x
  2. Step 2: Convert to fraction form
    153,445.20/229,882.68 = 83,383.44/x
  3. Step 3: Cross multiply
    153,445.20x = 229,882.68 × 83,383.44
  4. Step 4: Simplify right side
    153,445.20x = 19,168,408,654.82
  5. Step 5: Solve for x
    x = 19,168,408,654.82/153,445.20
  6. Step 6: Final answer
    x = 124,920.22

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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.