Home / 89,837.70-134,497.35-54,845.70

Finding the Fourth Proportional to 89,837.70, 134,497.35 and 54,845.70

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Solution

The fourth proportional to 89,837.70, 134,497.35 and 54,845.70 is: 82,110.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,837.70 : 134,497.35 = 54,845.70 : x
  2. Step 2: Convert to fraction form
    89,837.70/134,497.35 = 54,845.70/x
  3. Step 3: Cross multiply
    89,837.70x = 134,497.35 × 54,845.70
  4. Step 4: Simplify right side
    89,837.70x = 7,376,601,308.90
  5. Step 5: Solve for x
    x = 7,376,601,308.90/89,837.70
  6. Step 6: Final answer
    x = 82,110.31

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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.