Home / 56,357.00-84,541.14-20,827.66

Finding the Fourth Proportional to 56,357.00, 84,541.14 and 20,827.66

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Solution

The fourth proportional to 56,357.00, 84,541.14 and 20,827.66 is: 31,243.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,357.00 : 84,541.14 = 20,827.66 : x
  2. Step 2: Convert to fraction form
    56,357.00/84,541.14 = 20,827.66/x
  3. Step 3: Cross multiply
    56,357.00x = 84,541.14 × 20,827.66
  4. Step 4: Simplify right side
    56,357.00x = 1,760,793,887.90
  5. Step 5: Solve for x
    x = 1,760,793,887.90/56,357.00
  6. Step 6: Final answer
    x = 31,243.57

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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.