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Finding the Fourth Proportional to 89,108.71, 133,663.13 and 22,548.77

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Solution

The fourth proportional to 89,108.71, 133,663.13 and 22,548.77 is: 33,823.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,108.71 : 133,663.13 = 22,548.77 : x
  2. Step 2: Convert to fraction form
    89,108.71/133,663.13 = 22,548.77/x
  3. Step 3: Cross multiply
    89,108.71x = 133,663.13 × 22,548.77
  4. Step 4: Simplify right side
    89,108.71x = 3,013,939,175.85
  5. Step 5: Solve for x
    x = 3,013,939,175.85/89,108.71
  6. Step 6: Final answer
    x = 33,823.17

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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.