Home / 239,623.80-330,575.34-144,075

Finding the Fourth Proportional to 239,623.80, 330,575.34 and 144,075

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Solution

The fourth proportional to 239,623.80, 330,575.34 and 144,075 is: 198,760.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,623.80 : 330,575.34 = 144,075 : x
  2. Step 2: Convert to fraction form
    239,623.80/330,575.34 = 144,075/x
  3. Step 3: Cross multiply
    239,623.80x = 330,575.34 × 144,075
  4. Step 4: Simplify right side
    239,623.80x = 47,627,642,110.50
  5. Step 5: Solve for x
    x = 47,627,642,110.50/239,623.80
  6. Step 6: Final answer
    x = 198,760.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.