Home / 40,654.41-60,979.74-10,667.91

Finding the Fourth Proportional to 40,654.41, 60,979.74 and 10,667.91

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Solution

The fourth proportional to 40,654.41, 60,979.74 and 10,667.91 is: 16,001.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,654.41 : 60,979.74 = 10,667.91 : x
  2. Step 2: Convert to fraction form
    40,654.41/60,979.74 = 10,667.91/x
  3. Step 3: Cross multiply
    40,654.41x = 60,979.74 × 10,667.91
  4. Step 4: Simplify right side
    40,654.41x = 650,526,378.14
  5. Step 5: Solve for x
    x = 650,526,378.14/40,654.41
  6. Step 6: Final answer
    x = 16,001.37

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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.