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Finding the Fourth Proportional to 70,937.46, 106,092.45 and 63,094.98

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Solution

The fourth proportional to 70,937.46, 106,092.45 and 63,094.98 is: 94,363.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,937.46 : 106,092.45 = 63,094.98 : x
  2. Step 2: Convert to fraction form
    70,937.46/106,092.45 = 63,094.98/x
  3. Step 3: Cross multiply
    70,937.46x = 106,092.45 × 63,094.98
  4. Step 4: Simplify right side
    70,937.46x = 6,693,901,010.90
  5. Step 5: Solve for x
    x = 6,693,901,010.90/70,937.46
  6. Step 6: Final answer
    x = 94,363.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.