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Finding the Fourth Proportional to 250,672.68, 376,162.11 and 108,555.93

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Solution

The fourth proportional to 250,672.68, 376,162.11 and 108,555.93 is: 162,900.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,672.68 : 376,162.11 = 108,555.93 : x
  2. Step 2: Convert to fraction form
    250,672.68/376,162.11 = 108,555.93/x
  3. Step 3: Cross multiply
    250,672.68x = 376,162.11 × 108,555.93
  4. Step 4: Simplify right side
    250,672.68x = 40,834,627,681.81
  5. Step 5: Solve for x
    x = 40,834,627,681.81/250,672.68
  6. Step 6: Final answer
    x = 162,900.19

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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.