Home / 96,789.60-145,185.48-30,224.88

Finding the Fourth Proportional to 96,789.60, 145,185.48 and 30,224.88

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Solution

The fourth proportional to 96,789.60, 145,185.48 and 30,224.88 is: 45,337.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,789.60 : 145,185.48 = 30,224.88 : x
  2. Step 2: Convert to fraction form
    96,789.60/145,185.48 = 30,224.88/x
  3. Step 3: Cross multiply
    96,789.60x = 145,185.48 × 30,224.88
  4. Step 4: Simplify right side
    96,789.60x = 4,388,213,710.74
  5. Step 5: Solve for x
    x = 4,388,213,710.74/96,789.60
  6. Step 6: Final answer
    x = 45,337.66

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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.