Home / 67,826.80-101,837.40-51,302.80

Finding the Fourth Proportional to 67,826.80, 101,837.40 and 51,302.80

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Solution

The fourth proportional to 67,826.80, 101,837.40 and 51,302.80 is: 77,027.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,826.80 : 101,837.40 = 51,302.80 : x
  2. Step 2: Convert to fraction form
    67,826.80/101,837.40 = 51,302.80/x
  3. Step 3: Cross multiply
    67,826.80x = 101,837.40 × 51,302.80
  4. Step 4: Simplify right side
    67,826.80x = 5,224,543,764.72
  5. Step 5: Solve for x
    x = 5,224,543,764.72/67,826.80
  6. Step 6: Final answer
    x = 77,027.72

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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.