Home / 236,849.21-354,637.17-180,420.50

Finding the Fourth Proportional to 236,849.21, 354,637.17 and 180,420.50

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Solution

The fourth proportional to 236,849.21, 354,637.17 and 180,420.50 is: 270,145.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,849.21 : 354,637.17 = 180,420.50 : x
  2. Step 2: Convert to fraction form
    236,849.21/354,637.17 = 180,420.50/x
  3. Step 3: Cross multiply
    236,849.21x = 354,637.17 × 180,420.50
  4. Step 4: Simplify right side
    236,849.21x = 63,983,815,529.99
  5. Step 5: Solve for x
    x = 63,983,815,529.99/236,849.21
  6. Step 6: Final answer
    x = 270,145.78

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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.