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Finding the Fourth Proportional to 59,421.87, 89,100.81 and 26,103.60

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Solution

The fourth proportional to 59,421.87, 89,100.81 and 26,103.60 is: 39,141.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,421.87 : 89,100.81 = 26,103.60 : x
  2. Step 2: Convert to fraction form
    59,421.87/89,100.81 = 26,103.60/x
  3. Step 3: Cross multiply
    59,421.87x = 89,100.81 × 26,103.60
  4. Step 4: Simplify right side
    59,421.87x = 2,325,851,903.92
  5. Step 5: Solve for x
    x = 2,325,851,903.92/59,421.87
  6. Step 6: Final answer
    x = 39,141.34

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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.