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Finding the Fourth Proportional to 173,404.38, 260,106.51 and 48,745.38

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Solution

The fourth proportional to 173,404.38, 260,106.51 and 48,745.38 is: 73,118.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,404.38 : 260,106.51 = 48,745.38 : x
  2. Step 2: Convert to fraction form
    173,404.38/260,106.51 = 48,745.38/x
  3. Step 3: Cross multiply
    173,404.38x = 260,106.51 × 48,745.38
  4. Step 4: Simplify right side
    173,404.38x = 12,678,990,670.42
  5. Step 5: Solve for x
    x = 12,678,990,670.42/173,404.38
  6. Step 6: Final answer
    x = 73,118.05

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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.