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Finding the Fourth Proportional to 59,889.60, 89,762.40 and 24,811.20

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Solution

The fourth proportional to 59,889.60, 89,762.40 and 24,811.20 is: 37,186.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,889.60 : 89,762.40 = 24,811.20 : x
  2. Step 2: Convert to fraction form
    59,889.60/89,762.40 = 24,811.20/x
  3. Step 3: Cross multiply
    59,889.60x = 89,762.40 × 24,811.20
  4. Step 4: Simplify right side
    59,889.60x = 2,227,112,858.88
  5. Step 5: Solve for x
    x = 2,227,112,858.88/59,889.60
  6. Step 6: Final answer
    x = 37,186.97

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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.