Home / 153,349.20-229,738.68-83,287.44

Finding the Fourth Proportional to 153,349.20, 229,738.68 and 83,287.44

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Solution

The fourth proportional to 153,349.20, 229,738.68 and 83,287.44 is: 124,776.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,349.20 : 229,738.68 = 83,287.44 : x
  2. Step 2: Convert to fraction form
    153,349.20/229,738.68 = 83,287.44/x
  3. Step 3: Cross multiply
    153,349.20x = 229,738.68 × 83,287.44
  4. Step 4: Simplify right side
    153,349.20x = 19,134,346,526.18
  5. Step 5: Solve for x
    x = 19,134,346,526.18/153,349.20
  6. Step 6: Final answer
    x = 124,776.30

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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.