Home / 158,815.16-238,215.90-40,482.97

Finding the Fourth Proportional to 158,815.16, 238,215.90 and 40,482.97

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Solution

The fourth proportional to 158,815.16, 238,215.90 and 40,482.97 is: 60,722.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,815.16 : 238,215.90 = 40,482.97 : x
  2. Step 2: Convert to fraction form
    158,815.16/238,215.90 = 40,482.97/x
  3. Step 3: Cross multiply
    158,815.16x = 238,215.90 × 40,482.97
  4. Step 4: Simplify right side
    158,815.16x = 9,643,685,942.14
  5. Step 5: Solve for x
    x = 9,643,685,942.14/158,815.16
  6. Step 6: Final answer
    x = 60,722.71

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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.