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Finding the Fourth Proportional to 34,175.52, 47,160.90 and 19,067.40

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Solution

The fourth proportional to 34,175.52, 47,160.90 and 19,067.40 is: 26,312.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,175.52 : 47,160.90 = 19,067.40 : x
  2. Step 2: Convert to fraction form
    34,175.52/47,160.90 = 19,067.40/x
  3. Step 3: Cross multiply
    34,175.52x = 47,160.90 × 19,067.40
  4. Step 4: Simplify right side
    34,175.52x = 899,235,744.66
  5. Step 5: Solve for x
    x = 899,235,744.66/34,175.52
  6. Step 6: Final answer
    x = 26,312.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.