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Finding the Fourth Proportional to 251,109.64, 376,568.08 and 106,924.12

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Solution

The fourth proportional to 251,109.64, 376,568.08 and 106,924.12 is: 160,345.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,109.64 : 376,568.08 = 106,924.12 : x
  2. Step 2: Convert to fraction form
    251,109.64/376,568.08 = 106,924.12/x
  3. Step 3: Cross multiply
    251,109.64x = 376,568.08 × 106,924.12
  4. Step 4: Simplify right side
    251,109.64x = 40,264,210,574.09
  5. Step 5: Solve for x
    x = 40,264,210,574.09/251,109.64
  6. Step 6: Final answer
    x = 160,345.14

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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.