Home / 268,440.88-370,438.96-147,581.29

Finding the Fourth Proportional to 268,440.88, 370,438.96 and 147,581.29

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Solution

The fourth proportional to 268,440.88, 370,438.96 and 147,581.29 is: 203,656.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,440.88 : 370,438.96 = 147,581.29 : x
  2. Step 2: Convert to fraction form
    268,440.88/370,438.96 = 147,581.29/x
  3. Step 3: Cross multiply
    268,440.88x = 370,438.96 × 147,581.29
  4. Step 4: Simplify right side
    268,440.88x = 54,669,859,583.06
  5. Step 5: Solve for x
    x = 54,669,859,583.06/268,440.88
  6. Step 6: Final answer
    x = 203,656.98

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Why These Related Problems?

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