Home / 159,177.56-219,601.35-101,803.66

Finding the Fourth Proportional to 159,177.56, 219,601.35 and 101,803.66

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Solution

The fourth proportional to 159,177.56, 219,601.35 and 101,803.66 is: 140,448.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,177.56 : 219,601.35 = 101,803.66 : x
  2. Step 2: Convert to fraction form
    159,177.56/219,601.35 = 101,803.66/x
  3. Step 3: Cross multiply
    159,177.56x = 219,601.35 × 101,803.66
  4. Step 4: Simplify right side
    159,177.56x = 22,356,220,621.94
  5. Step 5: Solve for x
    x = 22,356,220,621.94/159,177.56
  6. Step 6: Final answer
    x = 140,448.32

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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.