Home / 104,427.39-156,655.67-51,822.75

Finding the Fourth Proportional to 104,427.39, 156,655.67 and 51,822.75

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Solution

The fourth proportional to 104,427.39, 156,655.67 and 51,822.75 is: 77,741.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,427.39 : 156,655.67 = 51,822.75 : x
  2. Step 2: Convert to fraction form
    104,427.39/156,655.67 = 51,822.75/x
  3. Step 3: Cross multiply
    104,427.39x = 156,655.67 × 51,822.75
  4. Step 4: Simplify right side
    104,427.39x = 8,118,327,622.49
  5. Step 5: Solve for x
    x = 8,118,327,622.49/104,427.39
  6. Step 6: Final answer
    x = 77,741.36

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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.