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Finding the Fourth Proportional to 64,026, 88,211.66 and 44,626.61

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Solution

The fourth proportional to 64,026, 88,211.66 and 44,626.61 is: 61,484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,026 : 88,211.66 = 44,626.61 : x
  2. Step 2: Convert to fraction form
    64,026/88,211.66 = 44,626.61/x
  3. Step 3: Cross multiply
    64,026x = 88,211.66 × 44,626.61
  4. Step 4: Simplify right side
    64,026x = 3,936,587,345.67
  5. Step 5: Solve for x
    x = 3,936,587,345.67/64,026
  6. Step 6: Final answer
    x = 61,484.20

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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.