Home / 40,369.75-60,564.35-12,667.75

Finding the Fourth Proportional to 40,369.75, 60,564.35 and 12,667.75

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Solution

The fourth proportional to 40,369.75, 60,564.35 and 12,667.75 is: 19,004.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,369.75 : 60,564.35 = 12,667.75 : x
  2. Step 2: Convert to fraction form
    40,369.75/60,564.35 = 12,667.75/x
  3. Step 3: Cross multiply
    40,369.75x = 60,564.35 × 12,667.75
  4. Step 4: Simplify right side
    40,369.75x = 767,214,044.71
  5. Step 5: Solve for x
    x = 767,214,044.71/40,369.75
  6. Step 6: Final answer
    x = 19,004.68

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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.