Home / 165,076.30-247,614.45-40,417.30

Finding the Fourth Proportional to 165,076.30, 247,614.45 and 40,417.30

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Solution

The fourth proportional to 165,076.30, 247,614.45 and 40,417.30 is: 60,625.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,076.30 : 247,614.45 = 40,417.30 : x
  2. Step 2: Convert to fraction form
    165,076.30/247,614.45 = 40,417.30/x
  3. Step 3: Cross multiply
    165,076.30x = 247,614.45 × 40,417.30
  4. Step 4: Simplify right side
    165,076.30x = 10,007,907,509.99
  5. Step 5: Solve for x
    x = 10,007,907,509.99/165,076.30
  6. Step 6: Final answer
    x = 60,625.95

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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.