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Finding the Fourth Proportional to 158,610.80, 237,714.60 and 65,010.80

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Solution

The fourth proportional to 158,610.80, 237,714.60 and 65,010.80 is: 97,433.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,610.80 : 237,714.60 = 65,010.80 : x
  2. Step 2: Convert to fraction form
    158,610.80/237,714.60 = 65,010.80/x
  3. Step 3: Cross multiply
    158,610.80x = 237,714.60 × 65,010.80
  4. Step 4: Simplify right side
    158,610.80x = 15,454,016,317.68
  5. Step 5: Solve for x
    x = 15,454,016,317.68/158,610.80
  6. Step 6: Final answer
    x = 97,433.57

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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.