Home / 47,434.73-71,152.09-17,859.20

Finding the Fourth Proportional to 47,434.73, 71,152.09 and 17,859.20

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Solution

The fourth proportional to 47,434.73, 71,152.09 and 17,859.20 is: 26,788.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,434.73 : 71,152.09 = 17,859.20 : x
  2. Step 2: Convert to fraction form
    47,434.73/71,152.09 = 17,859.20/x
  3. Step 3: Cross multiply
    47,434.73x = 71,152.09 × 17,859.20
  4. Step 4: Simplify right side
    47,434.73x = 1,270,719,005.32
  5. Step 5: Solve for x
    x = 1,270,719,005.32/47,434.73
  6. Step 6: Final answer
    x = 26,788.79

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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.