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Finding the Fourth Proportional to 173,804.40, 260,711.46 and 61,468.74

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Solution

The fourth proportional to 173,804.40, 260,711.46 and 61,468.74 is: 92,204.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,804.40 : 260,711.46 = 61,468.74 : x
  2. Step 2: Convert to fraction form
    173,804.40/260,711.46 = 61,468.74/x
  3. Step 3: Cross multiply
    173,804.40x = 260,711.46 × 61,468.74
  4. Step 4: Simplify right side
    173,804.40x = 16,025,604,949.76
  5. Step 5: Solve for x
    x = 16,025,604,949.76/173,804.40
  6. Step 6: Final answer
    x = 92,204.83

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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.