Home / 159,365.06-238,899.09-54,112.04

Finding the Fourth Proportional to 159,365.06, 238,899.09 and 54,112.04

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Solution

The fourth proportional to 159,365.06, 238,899.09 and 54,112.04 is: 81,117.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,365.06 : 238,899.09 = 54,112.04 : x
  2. Step 2: Convert to fraction form
    159,365.06/238,899.09 = 54,112.04/x
  3. Step 3: Cross multiply
    159,365.06x = 238,899.09 × 54,112.04
  4. Step 4: Simplify right side
    159,365.06x = 12,927,317,114.04
  5. Step 5: Solve for x
    x = 12,927,317,114.04/159,365.06
  6. Step 6: Final answer
    x = 81,117.64

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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.