Home / 239,000.84-329,833.06-131,569.74

Finding the Fourth Proportional to 239,000.84, 329,833.06 and 131,569.74

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Solution

The fourth proportional to 239,000.84, 329,833.06 and 131,569.74 is: 181,572.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,000.84 : 329,833.06 = 131,569.74 : x
  2. Step 2: Convert to fraction form
    239,000.84/329,833.06 = 131,569.74/x
  3. Step 3: Cross multiply
    239,000.84x = 329,833.06 × 131,569.74
  4. Step 4: Simplify right side
    239,000.84x = 43,396,049,947.60
  5. Step 5: Solve for x
    x = 43,396,049,947.60/239,000.84
  6. Step 6: Final answer
    x = 181,572.79

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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.