Home / 309,837.54-464,382.59-159,996.15

Finding the Fourth Proportional to 309,837.54, 464,382.59 and 159,996.15

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Solution

The fourth proportional to 309,837.54, 464,382.59 and 159,996.15 is: 239,801.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,837.54 : 464,382.59 = 159,996.15 : x
  2. Step 2: Convert to fraction form
    309,837.54/464,382.59 = 159,996.15/x
  3. Step 3: Cross multiply
    309,837.54x = 464,382.59 × 159,996.15
  4. Step 4: Simplify right side
    309,837.54x = 74,299,425,727.05
  5. Step 5: Solve for x
    x = 74,299,425,727.05/309,837.54
  6. Step 6: Final answer
    x = 239,801.24

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1.5x scale

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.