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Finding the Fourth Proportional to 165,544.80, 248,176.80 and 60,302.40

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Solution

The fourth proportional to 165,544.80, 248,176.80 and 60,302.40 is: 90,402.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,544.80 : 248,176.80 = 60,302.40 : x
  2. Step 2: Convert to fraction form
    165,544.80/248,176.80 = 60,302.40/x
  3. Step 3: Cross multiply
    165,544.80x = 248,176.80 × 60,302.40
  4. Step 4: Simplify right side
    165,544.80x = 14,965,656,664.32
  5. Step 5: Solve for x
    x = 14,965,656,664.32/165,544.80
  6. Step 6: Final answer
    x = 90,402.46

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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.