Home / 165,810.20-248,715.30-55,002.20

Finding the Fourth Proportional to 165,810.20, 248,715.30 and 55,002.20

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Solution

The fourth proportional to 165,810.20, 248,715.30 and 55,002.20 is: 82,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,810.20 : 248,715.30 = 55,002.20 : x
  2. Step 2: Convert to fraction form
    165,810.20/248,715.30 = 55,002.20/x
  3. Step 3: Cross multiply
    165,810.20x = 248,715.30 × 55,002.20
  4. Step 4: Simplify right side
    165,810.20x = 13,679,888,673.66
  5. Step 5: Solve for x
    x = 13,679,888,673.66/165,810.20
  6. Step 6: Final answer
    x = 82,503.30

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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.