Home / 165,932.80-248,899.20-60,762.40

Finding the Fourth Proportional to 165,932.80, 248,899.20 and 60,762.40

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Solution

The fourth proportional to 165,932.80, 248,899.20 and 60,762.40 is: 91,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,932.80 : 248,899.20 = 60,762.40 : x
  2. Step 2: Convert to fraction form
    165,932.80/248,899.20 = 60,762.40/x
  3. Step 3: Cross multiply
    165,932.80x = 248,899.20 × 60,762.40
  4. Step 4: Simplify right side
    165,932.80x = 15,123,712,750.08
  5. Step 5: Solve for x
    x = 15,123,712,750.08/165,932.80
  6. Step 6: Final answer
    x = 91,143.60

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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.