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Finding the Fourth Proportional to 173,405.38, 260,108.01 and 48,746.38

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Solution

The fourth proportional to 173,405.38, 260,108.01 and 48,746.38 is: 73,119.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,405.38 : 260,108.01 = 48,746.38 : x
  2. Step 2: Convert to fraction form
    173,405.38/260,108.01 = 48,746.38/x
  3. Step 3: Cross multiply
    173,405.38x = 260,108.01 × 48,746.38
  4. Step 4: Simplify right side
    173,405.38x = 12,679,323,896.50
  5. Step 5: Solve for x
    x = 12,679,323,896.50/173,405.38
  6. Step 6: Final answer
    x = 73,119.55

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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.