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Finding the Fourth Proportional to 70,758.18, 97,653.18 and 52,822.04

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Solution

The fourth proportional to 70,758.18, 97,653.18 and 52,822.04 is: 72,899.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,758.18 : 97,653.18 = 52,822.04 : x
  2. Step 2: Convert to fraction form
    70,758.18/97,653.18 = 52,822.04/x
  3. Step 3: Cross multiply
    70,758.18x = 97,653.18 × 52,822.04
  4. Step 4: Simplify right side
    70,758.18x = 5,158,240,180.09
  5. Step 5: Solve for x
    x = 5,158,240,180.09/70,758.18
  6. Step 6: Final answer
    x = 72,899.56

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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.