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Finding the Fourth Proportional to 59,108.40, 88,662.60 and 48,610.80

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Solution

The fourth proportional to 59,108.40, 88,662.60 and 48,610.80 is: 72,916.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,108.40 : 88,662.60 = 48,610.80 : x
  2. Step 2: Convert to fraction form
    59,108.40/88,662.60 = 48,610.80/x
  3. Step 3: Cross multiply
    59,108.40x = 88,662.60 × 48,610.80
  4. Step 4: Simplify right side
    59,108.40x = 4,309,959,916.08
  5. Step 5: Solve for x
    x = 4,309,959,916.08/59,108.40
  6. Step 6: Final answer
    x = 72,916.20

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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.