Home / 109,593.27-151,238.75-61,856.73

Finding the Fourth Proportional to 109,593.27, 151,238.75 and 61,856.73

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Solution

The fourth proportional to 109,593.27, 151,238.75 and 61,856.73 is: 85,362.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,593.27 : 151,238.75 = 61,856.73 : x
  2. Step 2: Convert to fraction form
    109,593.27/151,238.75 = 61,856.73/x
  3. Step 3: Cross multiply
    109,593.27x = 151,238.75 × 61,856.73
  4. Step 4: Simplify right side
    109,593.27x = 9,355,134,215.00
  5. Step 5: Solve for x
    x = 9,355,134,215.00/109,593.27
  6. Step 6: Final answer
    x = 85,362.31

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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.