Home / 89,023.30-133,553.19-29,901.40

Finding the Fourth Proportional to 89,023.30, 133,553.19 and 29,901.40

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Solution

The fourth proportional to 89,023.30, 133,553.19 and 29,901.40 is: 44,858.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,023.30 : 133,553.19 = 29,901.40 : x
  2. Step 2: Convert to fraction form
    89,023.30/133,553.19 = 29,901.40/x
  3. Step 3: Cross multiply
    89,023.30x = 133,553.19 × 29,901.40
  4. Step 4: Simplify right side
    89,023.30x = 3,993,427,355.47
  5. Step 5: Solve for x
    x = 3,993,427,355.47/89,023.30
  6. Step 6: Final answer
    x = 44,858.23

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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.