Home / 165,521.80-248,282.70-60,344.20

Finding the Fourth Proportional to 165,521.80, 248,282.70 and 60,344.20

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Solution

The fourth proportional to 165,521.80, 248,282.70 and 60,344.20 is: 90,516.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,521.80 : 248,282.70 = 60,344.20 : x
  2. Step 2: Convert to fraction form
    165,521.80/248,282.70 = 60,344.20/x
  3. Step 3: Cross multiply
    165,521.80x = 248,282.70 × 60,344.20
  4. Step 4: Simplify right side
    165,521.80x = 14,982,420,905.34
  5. Step 5: Solve for x
    x = 14,982,420,905.34/165,521.80
  6. Step 6: Final answer
    x = 90,516.30

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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.