Home / 124,004.00-185,690.48-81,755.90

Finding the Fourth Proportional to 124,004.00, 185,690.48 and 81,755.90

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Solution

The fourth proportional to 124,004.00, 185,690.48 and 81,755.90 is: 122,425.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,004.00 : 185,690.48 = 81,755.90 : x
  2. Step 2: Convert to fraction form
    124,004.00/185,690.48 = 81,755.90/x
  3. Step 3: Cross multiply
    124,004.00x = 185,690.48 × 81,755.90
  4. Step 4: Simplify right side
    124,004.00x = 15,181,292,870.74
  5. Step 5: Solve for x
    x = 15,181,292,870.74/124,004.00
  6. Step 6: Final answer
    x = 122,425.83

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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.