Home / 56,223.72-84,335.60-16,808.54

Finding the Fourth Proportional to 56,223.72, 84,335.60 and 16,808.54

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Solution

The fourth proportional to 56,223.72, 84,335.60 and 16,808.54 is: 25,212.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,223.72 : 84,335.60 = 16,808.54 : x
  2. Step 2: Convert to fraction form
    56,223.72/84,335.60 = 16,808.54/x
  3. Step 3: Cross multiply
    56,223.72x = 84,335.60 × 16,808.54
  4. Step 4: Simplify right side
    56,223.72x = 1,417,558,306.02
  5. Step 5: Solve for x
    x = 1,417,558,306.02/56,223.72
  6. Step 6: Final answer
    x = 25,212.82

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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.