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Finding the Fourth Proportional to 88,547.72, 132,860.46 and 46,997.96

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Solution

The fourth proportional to 88,547.72, 132,860.46 and 46,997.96 is: 70,517.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,547.72 : 132,860.46 = 46,997.96 : x
  2. Step 2: Convert to fraction form
    88,547.72/132,860.46 = 46,997.96/x
  3. Step 3: Cross multiply
    88,547.72x = 132,860.46 × 46,997.96
  4. Step 4: Simplify right side
    88,547.72x = 6,244,170,584.66
  5. Step 5: Solve for x
    x = 6,244,170,584.66/88,547.72
  6. Step 6: Final answer
    x = 70,517.58

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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.