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Finding the Fourth Proportional to 38,326.32, 57,470 and 17,532

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Solution

The fourth proportional to 38,326.32, 57,470 and 17,532 is: 26,289.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,326.32 : 57,470 = 17,532 : x
  2. Step 2: Convert to fraction form
    38,326.32/57,470 = 17,532/x
  3. Step 3: Cross multiply
    38,326.32x = 57,470 × 17,532
  4. Step 4: Simplify right side
    38,326.32x = 1,007,564,040
  5. Step 5: Solve for x
    x = 1,007,564,040/38,326.32
  6. Step 6: Final answer
    x = 26,289.09

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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.