Home / 105,171.44-157,757.56-26,285.74

Finding the Fourth Proportional to 105,171.44, 157,757.56 and 26,285.74

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Solution

The fourth proportional to 105,171.44, 157,757.56 and 26,285.74 is: 39,428.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,171.44 : 157,757.56 = 26,285.74 : x
  2. Step 2: Convert to fraction form
    105,171.44/157,757.56 = 26,285.74/x
  3. Step 3: Cross multiply
    105,171.44x = 157,757.56 × 26,285.74
  4. Step 4: Simplify right side
    105,171.44x = 4,146,773,745.09
  5. Step 5: Solve for x
    x = 4,146,773,745.09/105,171.44
  6. Step 6: Final answer
    x = 39,428.71

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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.