Home / 56,904.08-85,314-27,293.72

Finding the Fourth Proportional to 56,904.08, 85,314 and 27,293.72

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Solution

The fourth proportional to 56,904.08, 85,314 and 27,293.72 is: 40,920.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,904.08 : 85,314 = 27,293.72 : x
  2. Step 2: Convert to fraction form
    56,904.08/85,314 = 27,293.72/x
  3. Step 3: Cross multiply
    56,904.08x = 85,314 × 27,293.72
  4. Step 4: Simplify right side
    56,904.08x = 2,328,536,428.08
  5. Step 5: Solve for x
    x = 2,328,536,428.08/56,904.08
  6. Step 6: Final answer
    x = 40,920.38

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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.