Home / 40,513.65-60,762.78-17,156.49

Finding the Fourth Proportional to 40,513.65, 60,762.78 and 17,156.49

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Solution

The fourth proportional to 40,513.65, 60,762.78 and 17,156.49 is: 25,731.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,513.65 : 60,762.78 = 17,156.49 : x
  2. Step 2: Convert to fraction form
    40,513.65/60,762.78 = 17,156.49/x
  3. Step 3: Cross multiply
    40,513.65x = 60,762.78 × 17,156.49
  4. Step 4: Simplify right side
    40,513.65x = 1,042,476,027.44
  5. Step 5: Solve for x
    x = 1,042,476,027.44/40,513.65
  6. Step 6: Final answer
    x = 25,731.48

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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.