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Finding the Fourth Proportional to 59,483.67, 89,237.80 and 20,043.86

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Solution

The fourth proportional to 59,483.67, 89,237.80 and 20,043.86 is: 30,069.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,483.67 : 89,237.80 = 20,043.86 : x
  2. Step 2: Convert to fraction form
    59,483.67/89,237.80 = 20,043.86/x
  3. Step 3: Cross multiply
    59,483.67x = 89,237.80 × 20,043.86
  4. Step 4: Simplify right side
    59,483.67x = 1,788,669,548.77
  5. Step 5: Solve for x
    x = 1,788,669,548.77/59,483.67
  6. Step 6: Final answer
    x = 30,069.93

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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.