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Finding the Fourth Proportional to 34,448.52, 47,539.48 and 19,344.48

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Solution

The fourth proportional to 34,448.52, 47,539.48 and 19,344.48 is: 26,695.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,448.52 : 47,539.48 = 19,344.48 : x
  2. Step 2: Convert to fraction form
    34,448.52/47,539.48 = 19,344.48/x
  3. Step 3: Cross multiply
    34,448.52x = 47,539.48 × 19,344.48
  4. Step 4: Simplify right side
    34,448.52x = 919,626,520.07
  5. Step 5: Solve for x
    x = 919,626,520.07/34,448.52
  6. Step 6: Final answer
    x = 26,695.68

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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.