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Finding the Fourth Proportional to 34,962.54, 48,249.45 and 19,048.47

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Solution

The fourth proportional to 34,962.54, 48,249.45 and 19,048.47 is: 26,287.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,962.54 : 48,249.45 = 19,048.47 : x
  2. Step 2: Convert to fraction form
    34,962.54/48,249.45 = 19,048.47/x
  3. Step 3: Cross multiply
    34,962.54x = 48,249.45 × 19,048.47
  4. Step 4: Simplify right side
    34,962.54x = 919,078,200.84
  5. Step 5: Solve for x
    x = 919,078,200.84/34,962.54
  6. Step 6: Final answer
    x = 26,287.51

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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.