Home / 76,568.14-105,654.62-44,713.90

Finding the Fourth Proportional to 76,568.14, 105,654.62 and 44,713.90

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Solution

The fourth proportional to 76,568.14, 105,654.62 and 44,713.90 is: 61,699.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,568.14 : 105,654.62 = 44,713.90 : x
  2. Step 2: Convert to fraction form
    76,568.14/105,654.62 = 44,713.90/x
  3. Step 3: Cross multiply
    76,568.14x = 105,654.62 × 44,713.90
  4. Step 4: Simplify right side
    76,568.14x = 4,724,230,113.22
  5. Step 5: Solve for x
    x = 4,724,230,113.22/76,568.14
  6. Step 6: Final answer
    x = 61,699.68

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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.