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Finding the Fourth Proportional to 71,806, 99,094.56 and 44,939.92

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Solution

The fourth proportional to 71,806, 99,094.56 and 44,939.92 is: 62,018.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,806 : 99,094.56 = 44,939.92 : x
  2. Step 2: Convert to fraction form
    71,806/99,094.56 = 44,939.92/x
  3. Step 3: Cross multiply
    71,806x = 99,094.56 × 44,939.92
  4. Step 4: Simplify right side
    71,806x = 4,453,301,598.84
  5. Step 5: Solve for x
    x = 4,453,301,598.84/71,806
  6. Step 6: Final answer
    x = 62,018.52

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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.