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Finding the Fourth Proportional to 250,688.04, 376,026.78 and 61,149

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Solution

The fourth proportional to 250,688.04, 376,026.78 and 61,149 is: 91,722.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,688.04 : 376,026.78 = 61,149 : x
  2. Step 2: Convert to fraction form
    250,688.04/376,026.78 = 61,149/x
  3. Step 3: Cross multiply
    250,688.04x = 376,026.78 × 61,149
  4. Step 4: Simplify right side
    250,688.04x = 22,993,661,570.22
  5. Step 5: Solve for x
    x = 22,993,661,570.22/250,688.04
  6. Step 6: Final answer
    x = 91,722.21

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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.