Home / 158,927.40-238,269.60-80,098.20

Finding the Fourth Proportional to 158,927.40, 238,269.60 and 80,098.20

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Solution

The fourth proportional to 158,927.40, 238,269.60 and 80,098.20 is: 120,086.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,927.40 : 238,269.60 = 80,098.20 : x
  2. Step 2: Convert to fraction form
    158,927.40/238,269.60 = 80,098.20/x
  3. Step 3: Cross multiply
    158,927.40x = 238,269.60 × 80,098.20
  4. Step 4: Simplify right side
    158,927.40x = 19,084,966,074.72
  5. Step 5: Solve for x
    x = 19,084,966,074.72/158,927.40
  6. Step 6: Final answer
    x = 120,086.06

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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.