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Finding the Fourth Proportional to 173,434.88, 260,152.38 and 48,775.88

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Solution

The fourth proportional to 173,434.88, 260,152.38 and 48,775.88 is: 73,163.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,434.88 : 260,152.38 = 48,775.88 : x
  2. Step 2: Convert to fraction form
    173,434.88/260,152.38 = 48,775.88/x
  3. Step 3: Cross multiply
    173,434.88x = 260,152.38 × 48,775.88
  4. Step 4: Simplify right side
    173,434.88x = 12,689,161,268.59
  5. Step 5: Solve for x
    x = 12,689,161,268.59/173,434.88
  6. Step 6: Final answer
    x = 73,163.84

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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.