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Finding the Fourth Proportional to 89,895.61, 134,808.36 and 33,705.10

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Solution

The fourth proportional to 89,895.61, 134,808.36 and 33,705.10 is: 50,544.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,895.61 : 134,808.36 = 33,705.10 : x
  2. Step 2: Convert to fraction form
    89,895.61/134,808.36 = 33,705.10/x
  3. Step 3: Cross multiply
    89,895.61x = 134,808.36 × 33,705.10
  4. Step 4: Simplify right side
    89,895.61x = 4,543,729,254.64
  5. Step 5: Solve for x
    x = 4,543,729,254.64/89,895.61
  6. Step 6: Final answer
    x = 50,544.51

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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.