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Finding the Fourth Proportional to 34,859.44, 48,103.50 and 19,752.40

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Solution

The fourth proportional to 34,859.44, 48,103.50 and 19,752.40 is: 27,256.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,859.44 : 48,103.50 = 19,752.40 : x
  2. Step 2: Convert to fraction form
    34,859.44/48,103.50 = 19,752.40/x
  3. Step 3: Cross multiply
    34,859.44x = 48,103.50 × 19,752.40
  4. Step 4: Simplify right side
    34,859.44x = 950,159,573.40
  5. Step 5: Solve for x
    x = 950,159,573.40/34,859.44
  6. Step 6: Final answer
    x = 27,256.88

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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.