Home / 76,789.02-115,104.62-29,393.00

Finding the Fourth Proportional to 76,789.02, 115,104.62 and 29,393.00

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Solution

The fourth proportional to 76,789.02, 115,104.62 and 29,393.00 is: 44,059.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,789.02 : 115,104.62 = 29,393.00 : x
  2. Step 2: Convert to fraction form
    76,789.02/115,104.62 = 29,393.00/x
  3. Step 3: Cross multiply
    76,789.02x = 115,104.62 × 29,393.00
  4. Step 4: Simplify right side
    76,789.02x = 3,383,269,373.17
  5. Step 5: Solve for x
    x = 3,383,269,373.17/76,789.02
  6. Step 6: Final answer
    x = 44,059.29

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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.