Home / 89,419.14-134,045.28-33,245.64

Finding the Fourth Proportional to 89,419.14, 134,045.28 and 33,245.64

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Solution

The fourth proportional to 89,419.14, 134,045.28 and 33,245.64 is: 49,837.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,419.14 : 134,045.28 = 33,245.64 : x
  2. Step 2: Convert to fraction form
    89,419.14/134,045.28 = 33,245.64/x
  3. Step 3: Cross multiply
    89,419.14x = 134,045.28 × 33,245.64
  4. Step 4: Simplify right side
    89,419.14x = 4,456,421,122.58
  5. Step 5: Solve for x
    x = 4,456,421,122.58/89,419.14
  6. Step 6: Final answer
    x = 49,837.44

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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.