Home / 67,032.53-100,548.71-17,112.63

Finding the Fourth Proportional to 67,032.53, 100,548.71 and 17,112.63

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Solution

The fourth proportional to 67,032.53, 100,548.71 and 17,112.63 is: 25,668.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,032.53 : 100,548.71 = 17,112.63 : x
  2. Step 2: Convert to fraction form
    67,032.53/100,548.71 = 17,112.63/x
  3. Step 3: Cross multiply
    67,032.53x = 100,548.71 × 17,112.63
  4. Step 4: Simplify right side
    67,032.53x = 1,720,652,785.64
  5. Step 5: Solve for x
    x = 1,720,652,785.64/67,032.53
  6. Step 6: Final answer
    x = 25,668.92

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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.