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Finding the Fourth Proportional to 58,794.20, 88,182.30 and 19,351.40

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Solution

The fourth proportional to 58,794.20, 88,182.30 and 19,351.40 is: 29,024.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,794.20 : 88,182.30 = 19,351.40 : x
  2. Step 2: Convert to fraction form
    58,794.20/88,182.30 = 19,351.40/x
  3. Step 3: Cross multiply
    58,794.20x = 88,182.30 × 19,351.40
  4. Step 4: Simplify right side
    58,794.20x = 1,706,450,960.22
  5. Step 5: Solve for x
    x = 1,706,450,960.22/58,794.20
  6. Step 6: Final answer
    x = 29,024.14

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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.