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Finding the Fourth Proportional to 59,294.30, 88,946.14 and 19,851.60

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Solution

The fourth proportional to 59,294.30, 88,946.14 and 19,851.60 is: 29,778.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,294.30 : 88,946.14 = 19,851.60 : x
  2. Step 2: Convert to fraction form
    59,294.30/88,946.14 = 19,851.60/x
  3. Step 3: Cross multiply
    59,294.30x = 88,946.14 × 19,851.60
  4. Step 4: Simplify right side
    59,294.30x = 1,765,723,192.82
  5. Step 5: Solve for x
    x = 1,765,723,192.82/59,294.30
  6. Step 6: Final answer
    x = 29,778.97

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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.