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Finding the Fourth Proportional to 165,551.80, 248,327.70 and 60,374.20

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Solution

The fourth proportional to 165,551.80, 248,327.70 and 60,374.20 is: 90,561.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,551.80 : 248,327.70 = 60,374.20 : x
  2. Step 2: Convert to fraction form
    165,551.80/248,327.70 = 60,374.20/x
  3. Step 3: Cross multiply
    165,551.80x = 248,327.70 × 60,374.20
  4. Step 4: Simplify right side
    165,551.80x = 14,992,586,225.34
  5. Step 5: Solve for x
    x = 14,992,586,225.34/165,551.80
  6. Step 6: Final answer
    x = 90,561.30

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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.