Home / 89,702.82-134,575.38-50,287.14

Finding the Fourth Proportional to 89,702.82, 134,575.38 and 50,287.14

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Solution

The fourth proportional to 89,702.82, 134,575.38 and 50,287.14 is: 75,442.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,702.82 : 134,575.38 = 50,287.14 : x
  2. Step 2: Convert to fraction form
    89,702.82/134,575.38 = 50,287.14/x
  3. Step 3: Cross multiply
    89,702.82x = 134,575.38 × 50,287.14
  4. Step 4: Simplify right side
    89,702.82x = 6,767,410,974.61
  5. Step 5: Solve for x
    x = 6,767,410,974.61/89,702.82
  6. Step 6: Final answer
    x = 75,442.57

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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.