Home / 159,055.75-238,577.40-53,874.72

Finding the Fourth Proportional to 159,055.75, 238,577.40 and 53,874.72

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Solution

The fourth proportional to 159,055.75, 238,577.40 and 53,874.72 is: 80,809.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,055.75 : 238,577.40 = 53,874.72 : x
  2. Step 2: Convert to fraction form
    159,055.75/238,577.40 = 53,874.72/x
  3. Step 3: Cross multiply
    159,055.75x = 238,577.40 × 53,874.72
  4. Step 4: Simplify right side
    159,055.75x = 12,853,290,623.33
  5. Step 5: Solve for x
    x = 12,853,290,623.33/159,055.75
  6. Step 6: Final answer
    x = 80,809.97

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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.