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Finding the Fourth Proportional to 70,883.23, 97,823.27 and 39,052.12

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Solution

The fourth proportional to 70,883.23, 97,823.27 and 39,052.12 is: 53,894.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,883.23 : 97,823.27 = 39,052.12 : x
  2. Step 2: Convert to fraction form
    70,883.23/97,823.27 = 39,052.12/x
  3. Step 3: Cross multiply
    70,883.23x = 97,823.27 × 39,052.12
  4. Step 4: Simplify right side
    70,883.23x = 3,820,205,394.46
  5. Step 5: Solve for x
    x = 3,820,205,394.46/70,883.23
  6. Step 6: Final answer
    x = 53,894.35

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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.