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Finding the Fourth Proportional to 222,537.44, 333,848.04 and 89,428.40

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Solution

The fourth proportional to 222,537.44, 333,848.04 and 89,428.40 is: 134,159.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,537.44 : 333,848.04 = 89,428.40 : x
  2. Step 2: Convert to fraction form
    222,537.44/333,848.04 = 89,428.40/x
  3. Step 3: Cross multiply
    222,537.44x = 333,848.04 × 89,428.40
  4. Step 4: Simplify right side
    222,537.44x = 29,855,496,060.34
  5. Step 5: Solve for x
    x = 29,855,496,060.34/222,537.44
  6. Step 6: Final answer
    x = 134,159.43

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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.