Home / 158,947.03-238,420.66-40,618.48

Finding the Fourth Proportional to 158,947.03, 238,420.66 and 40,618.48

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Solution

The fourth proportional to 158,947.03, 238,420.66 and 40,618.48 is: 60,927.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,947.03 : 238,420.66 = 40,618.48 : x
  2. Step 2: Convert to fraction form
    158,947.03/238,420.66 = 40,618.48/x
  3. Step 3: Cross multiply
    158,947.03x = 238,420.66 × 40,618.48
  4. Step 4: Simplify right side
    158,947.03x = 9,684,284,606.70
  5. Step 5: Solve for x
    x = 9,684,284,606.70/158,947.03
  6. Step 6: Final answer
    x = 60,927.75

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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.