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Finding the Fourth Proportional to 65,571.32, 97,983.66 and 49,235.91

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Solution

The fourth proportional to 65,571.32, 97,983.66 and 49,235.91 is: 73,573.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,571.32 : 97,983.66 = 49,235.91 : x
  2. Step 2: Convert to fraction form
    65,571.32/97,983.66 = 49,235.91/x
  3. Step 3: Cross multiply
    65,571.32x = 97,983.66 × 49,235.91
  4. Step 4: Simplify right side
    65,571.32x = 4,824,314,665.23
  5. Step 5: Solve for x
    x = 4,824,314,665.23/65,571.32
  6. Step 6: Final answer
    x = 73,573.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.