Home / 251,195.11-376,762.93-71,296.40

Finding the Fourth Proportional to 251,195.11, 376,762.93 and 71,296.40

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Solution

The fourth proportional to 251,195.11, 376,762.93 and 71,296.40 is: 106,936.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,195.11 : 376,762.93 = 71,296.40 : x
  2. Step 2: Convert to fraction form
    251,195.11/376,762.93 = 71,296.40/x
  3. Step 3: Cross multiply
    251,195.11x = 376,762.93 × 71,296.40
  4. Step 4: Simplify right side
    251,195.11x = 26,861,841,326.12
  5. Step 5: Solve for x
    x = 26,861,841,326.12/251,195.11
  6. Step 6: Final answer
    x = 106,936.16

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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.