Home / 68,318.83-94,288.21-40,024.52

Finding the Fourth Proportional to 68,318.83, 94,288.21 and 40,024.52

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Solution

The fourth proportional to 68,318.83, 94,288.21 and 40,024.52 is: 55,238.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,318.83 : 94,288.21 = 40,024.52 : x
  2. Step 2: Convert to fraction form
    68,318.83/94,288.21 = 40,024.52/x
  3. Step 3: Cross multiply
    68,318.83x = 94,288.21 × 40,024.52
  4. Step 4: Simplify right side
    68,318.83x = 3,773,840,346.91
  5. Step 5: Solve for x
    x = 3,773,840,346.91/68,318.83
  6. Step 6: Final answer
    x = 55,238.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.