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Finding the Fourth Proportional to 165,547.89, 248,358.87 and 60,366.87

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Solution

The fourth proportional to 165,547.89, 248,358.87 and 60,366.87 is: 90,563.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,547.89 : 248,358.87 = 60,366.87 : x
  2. Step 2: Convert to fraction form
    165,547.89/248,358.87 = 60,366.87/x
  3. Step 3: Cross multiply
    165,547.89x = 248,358.87 × 60,366.87
  4. Step 4: Simplify right side
    165,547.89x = 14,992,647,618.64
  5. Step 5: Solve for x
    x = 14,992,647,618.64/165,547.89
  6. Step 6: Final answer
    x = 90,563.81

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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.