Home / 239,981.04-359,634.24-106,700.40

Finding the Fourth Proportional to 239,981.04, 359,634.24 and 106,700.40

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Solution

The fourth proportional to 239,981.04, 359,634.24 and 106,700.40 is: 159,900.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,981.04 : 359,634.24 = 106,700.40 : x
  2. Step 2: Convert to fraction form
    239,981.04/359,634.24 = 106,700.40/x
  3. Step 3: Cross multiply
    239,981.04x = 359,634.24 × 106,700.40
  4. Step 4: Simplify right side
    239,981.04x = 38,373,117,261.70
  5. Step 5: Solve for x
    x = 38,373,117,261.70/239,981.04
  6. Step 6: Final answer
    x = 159,900.62

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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.