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Finding the Fourth Proportional to 47,094.60, 64,986.60 and 25,874.88

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Solution

The fourth proportional to 47,094.60, 64,986.60 and 25,874.88 is: 35,705.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,094.60 : 64,986.60 = 25,874.88 : x
  2. Step 2: Convert to fraction form
    47,094.60/64,986.60 = 25,874.88/x
  3. Step 3: Cross multiply
    47,094.60x = 64,986.60 × 25,874.88
  4. Step 4: Simplify right side
    47,094.60x = 1,681,520,476.61
  5. Step 5: Solve for x
    x = 1,681,520,476.61/47,094.60
  6. Step 6: Final answer
    x = 35,705.17

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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.