Home / 159,016.20-238,522.62-40,686.60

Finding the Fourth Proportional to 159,016.20, 238,522.62 and 40,686.60

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Solution

The fourth proportional to 159,016.20, 238,522.62 and 40,686.60 is: 61,029.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,016.20 : 238,522.62 = 40,686.60 : x
  2. Step 2: Convert to fraction form
    159,016.20/238,522.62 = 40,686.60/x
  3. Step 3: Cross multiply
    159,016.20x = 238,522.62 × 40,686.60
  4. Step 4: Simplify right side
    159,016.20x = 9,704,674,430.89
  5. Step 5: Solve for x
    x = 9,704,674,430.89/159,016.20
  6. Step 6: Final answer
    x = 61,029.47

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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.