Home / 113,759.03-156,991.37-62,773.58

Finding the Fourth Proportional to 113,759.03, 156,991.37 and 62,773.58

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Solution

The fourth proportional to 113,759.03, 156,991.37 and 62,773.58 is: 86,629.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,759.03 : 156,991.37 = 62,773.58 : x
  2. Step 2: Convert to fraction form
    113,759.03/156,991.37 = 62,773.58/x
  3. Step 3: Cross multiply
    113,759.03x = 156,991.37 × 62,773.58
  4. Step 4: Simplify right side
    113,759.03x = 9,854,910,402.62
  5. Step 5: Solve for x
    x = 9,854,910,402.62/113,759.03
  6. Step 6: Final answer
    x = 86,629.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.