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Finding the Fourth Proportional to 70,699.85, 106,044.26 and 41,098.81

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Solution

The fourth proportional to 70,699.85, 106,044.26 and 41,098.81 is: 61,645.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,699.85 : 106,044.26 = 41,098.81 : x
  2. Step 2: Convert to fraction form
    70,699.85/106,044.26 = 41,098.81/x
  3. Step 3: Cross multiply
    70,699.85x = 106,044.26 × 41,098.81
  4. Step 4: Simplify right side
    70,699.85x = 4,358,292,363.11
  5. Step 5: Solve for x
    x = 4,358,292,363.11/70,699.85
  6. Step 6: Final answer
    x = 61,645.00

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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.