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Finding the Fourth Proportional to 110,576.64, 152,599.68 and 62,832

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Solution

The fourth proportional to 110,576.64, 152,599.68 and 62,832 is: 86,710.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,576.64 : 152,599.68 = 62,832 : x
  2. Step 2: Convert to fraction form
    110,576.64/152,599.68 = 62,832/x
  3. Step 3: Cross multiply
    110,576.64x = 152,599.68 × 62,832
  4. Step 4: Simplify right side
    110,576.64x = 9,588,143,093.76
  5. Step 5: Solve for x
    x = 9,588,143,093.76/110,576.64
  6. Step 6: Final answer
    x = 86,710.39

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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.