Home / 75,724.23-104,482.59-43,456.86

Finding the Fourth Proportional to 75,724.23, 104,482.59 and 43,456.86

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Solution

The fourth proportional to 75,724.23, 104,482.59 and 43,456.86 is: 59,960.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,724.23 : 104,482.59 = 43,456.86 : x
  2. Step 2: Convert to fraction form
    75,724.23/104,482.59 = 43,456.86/x
  3. Step 3: Cross multiply
    75,724.23x = 104,482.59 × 43,456.86
  4. Step 4: Simplify right side
    75,724.23x = 4,540,485,286.07
  5. Step 5: Solve for x
    x = 4,540,485,286.07/75,724.23
  6. Step 6: Final answer
    x = 59,960.80

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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.