Home / 159,623.87-220,290.44-88,003.46

Finding the Fourth Proportional to 159,623.87, 220,290.44 and 88,003.46

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Solution

The fourth proportional to 159,623.87, 220,290.44 and 88,003.46 is: 121,450.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,623.87 : 220,290.44 = 88,003.46 : x
  2. Step 2: Convert to fraction form
    159,623.87/220,290.44 = 88,003.46/x
  3. Step 3: Cross multiply
    159,623.87x = 220,290.44 × 88,003.46
  4. Step 4: Simplify right side
    159,623.87x = 19,386,321,035.63
  5. Step 5: Solve for x
    x = 19,386,321,035.63/159,623.87
  6. Step 6: Final answer
    x = 121,450.02

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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.