Home / 237,315.20-355,972.80-144,003.20

Finding the Fourth Proportional to 237,315.20, 355,972.80 and 144,003.20

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Solution

The fourth proportional to 237,315.20, 355,972.80 and 144,003.20 is: 216,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,315.20 : 355,972.80 = 144,003.20 : x
  2. Step 2: Convert to fraction form
    237,315.20/355,972.80 = 144,003.20/x
  3. Step 3: Cross multiply
    237,315.20x = 355,972.80 × 144,003.20
  4. Step 4: Simplify right side
    237,315.20x = 51,261,222,312.96
  5. Step 5: Solve for x
    x = 51,261,222,312.96/237,315.20
  6. Step 6: Final answer
    x = 216,004.80

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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.