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Finding the Fourth Proportional to 59,930.64, 89,889.80 and 37,676.54

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Solution

The fourth proportional to 59,930.64, 89,889.80 and 37,676.54 is: 56,510.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,930.64 : 89,889.80 = 37,676.54 : x
  2. Step 2: Convert to fraction form
    59,930.64/89,889.80 = 37,676.54/x
  3. Step 3: Cross multiply
    59,930.64x = 89,889.80 × 37,676.54
  4. Step 4: Simplify right side
    59,930.64x = 3,386,736,007.46
  5. Step 5: Solve for x
    x = 3,386,736,007.46/59,930.64
  6. Step 6: Final answer
    x = 56,510.93

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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.