Home / 62,081.56-93,120.30-19,961.56

Finding the Fourth Proportional to 62,081.56, 93,120.30 and 19,961.56

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Solution

The fourth proportional to 62,081.56, 93,120.30 and 19,961.56 is: 29,941.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,081.56 : 93,120.30 = 19,961.56 : x
  2. Step 2: Convert to fraction form
    62,081.56/93,120.30 = 19,961.56/x
  3. Step 3: Cross multiply
    62,081.56x = 93,120.30 × 19,961.56
  4. Step 4: Simplify right side
    62,081.56x = 1,858,826,455.67
  5. Step 5: Solve for x
    x = 1,858,826,455.67/62,081.56
  6. Step 6: Final answer
    x = 29,941.68

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1.5x scale

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.