Home / 105,654.18-158,481.27-26,774.58

Finding the Fourth Proportional to 105,654.18, 158,481.27 and 26,774.58

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Solution

The fourth proportional to 105,654.18, 158,481.27 and 26,774.58 is: 40,161.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,654.18 : 158,481.27 = 26,774.58 : x
  2. Step 2: Convert to fraction form
    105,654.18/158,481.27 = 26,774.58/x
  3. Step 3: Cross multiply
    105,654.18x = 158,481.27 × 26,774.58
  4. Step 4: Simplify right side
    105,654.18x = 4,243,269,442.12
  5. Step 5: Solve for x
    x = 4,243,269,442.12/105,654.18
  6. Step 6: Final answer
    x = 40,161.87

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1.5x scale

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.