Home / 239,084.10-329,937.06-143,592.39

Finding the Fourth Proportional to 239,084.10, 329,937.06 and 143,592.39

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Solution

The fourth proportional to 239,084.10, 329,937.06 and 143,592.39 is: 198,158.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,084.10 : 329,937.06 = 143,592.39 : x
  2. Step 2: Convert to fraction form
    239,084.10/329,937.06 = 143,592.39/x
  3. Step 3: Cross multiply
    239,084.10x = 329,937.06 × 143,592.39
  4. Step 4: Simplify right side
    239,084.10x = 47,376,450,994.97
  5. Step 5: Solve for x
    x = 47,376,450,994.97/239,084.10
  6. Step 6: Final answer
    x = 198,158.10

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1.5x scale

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.