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Finding the Fourth Proportional to 250,595.81, 376,080.53 and 100,837.37

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Solution

The fourth proportional to 250,595.81, 376,080.53 and 100,837.37 is: 151,331.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,595.81 : 376,080.53 = 100,837.37 : x
  2. Step 2: Convert to fraction form
    250,595.81/376,080.53 = 100,837.37/x
  3. Step 3: Cross multiply
    250,595.81x = 376,080.53 × 100,837.37
  4. Step 4: Simplify right side
    250,595.81x = 37,922,969,168.82
  5. Step 5: Solve for x
    x = 37,922,969,168.82/250,595.81
  6. Step 6: Final answer
    x = 151,331.22

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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.