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Finding the Fourth Proportional to 59,764.40, 89,603.40 and 33,477.20

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Solution

The fourth proportional to 59,764.40, 89,603.40 and 33,477.20 is: 50,191.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,764.40 : 89,603.40 = 33,477.20 : x
  2. Step 2: Convert to fraction form
    59,764.40/89,603.40 = 33,477.20/x
  3. Step 3: Cross multiply
    59,764.40x = 89,603.40 × 33,477.20
  4. Step 4: Simplify right side
    59,764.40x = 2,999,670,942.48
  5. Step 5: Solve for x
    x = 2,999,670,942.48/59,764.40
  6. Step 6: Final answer
    x = 50,191.60

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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.