Home / 159,822.36-220,557.93-88,200.85

Finding the Fourth Proportional to 159,822.36, 220,557.93 and 88,200.85

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Solution

The fourth proportional to 159,822.36, 220,557.93 and 88,200.85 is: 121,718.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,822.36 : 220,557.93 = 88,200.85 : x
  2. Step 2: Convert to fraction form
    159,822.36/220,557.93 = 88,200.85/x
  3. Step 3: Cross multiply
    159,822.36x = 220,557.93 × 88,200.85
  4. Step 4: Simplify right side
    159,822.36x = 19,453,395,797.45
  5. Step 5: Solve for x
    x = 19,453,395,797.45/159,822.36
  6. Step 6: Final answer
    x = 121,718.86

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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.