Home / 113,273.75-156,317.96-62,972.75

Finding the Fourth Proportional to 113,273.75, 156,317.96 and 62,972.75

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Solution

The fourth proportional to 113,273.75, 156,317.96 and 62,972.75 is: 86,902.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,273.75 : 156,317.96 = 62,972.75 : x
  2. Step 2: Convert to fraction form
    113,273.75/156,317.96 = 62,972.75/x
  3. Step 3: Cross multiply
    113,273.75x = 156,317.96 × 62,972.75
  4. Step 4: Simplify right side
    113,273.75x = 9,843,771,500.73
  5. Step 5: Solve for x
    x = 9,843,771,500.73/113,273.75
  6. Step 6: Final answer
    x = 86,902.50

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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.