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Finding the Fourth Proportional to 173,433.76, 260,194.28 and 48,774.76

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Solution

The fourth proportional to 173,433.76, 260,194.28 and 48,774.76 is: 73,174.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,433.76 : 260,194.28 = 48,774.76 : x
  2. Step 2: Convert to fraction form
    173,433.76/260,194.28 = 48,774.76/x
  3. Step 3: Cross multiply
    173,433.76x = 260,194.28 × 48,774.76
  4. Step 4: Simplify right side
    173,433.76x = 12,690,912,666.01
  5. Step 5: Solve for x
    x = 12,690,912,666.01/173,433.76
  6. Step 6: Final answer
    x = 73,174.41

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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.