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Finding the Fourth Proportional to 69,307.84, 95,644.74 and 37,476.66

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Solution

The fourth proportional to 69,307.84, 95,644.74 and 37,476.66 is: 51,717.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,307.84 : 95,644.74 = 37,476.66 : x
  2. Step 2: Convert to fraction form
    69,307.84/95,644.74 = 37,476.66/x
  3. Step 3: Cross multiply
    69,307.84x = 95,644.74 × 37,476.66
  4. Step 4: Simplify right side
    69,307.84x = 3,584,445,401.77
  5. Step 5: Solve for x
    x = 3,584,445,401.77/69,307.84
  6. Step 6: Final answer
    x = 51,717.75

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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.