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Finding the Fourth Proportional to 58,813.68, 88,201.92 and 19,362

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Solution

The fourth proportional to 58,813.68, 88,201.92 and 19,362 is: 29,036.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,813.68 : 88,201.92 = 19,362 : x
  2. Step 2: Convert to fraction form
    58,813.68/88,201.92 = 19,362/x
  3. Step 3: Cross multiply
    58,813.68x = 88,201.92 × 19,362
  4. Step 4: Simplify right side
    58,813.68x = 1,707,765,575.04
  5. Step 5: Solve for x
    x = 1,707,765,575.04/58,813.68
  6. Step 6: Final answer
    x = 29,036.88

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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.