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Finding the Fourth Proportional to 58,974.20, 88,342.74 and 29,302.20

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Solution

The fourth proportional to 58,974.20, 88,342.74 and 29,302.20 is: 43,894.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,974.20 : 88,342.74 = 29,302.20 : x
  2. Step 2: Convert to fraction form
    58,974.20/88,342.74 = 29,302.20/x
  3. Step 3: Cross multiply
    58,974.20x = 88,342.74 × 29,302.20
  4. Step 4: Simplify right side
    58,974.20x = 2,588,636,636.03
  5. Step 5: Solve for x
    x = 2,588,636,636.03/58,974.20
  6. Step 6: Final answer
    x = 43,894.39

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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.