Home / 159,853.16-220,597.38-88,233.21

Finding the Fourth Proportional to 159,853.16, 220,597.38 and 88,233.21

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Solution

The fourth proportional to 159,853.16, 220,597.38 and 88,233.21 is: 121,761.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,853.16 : 220,597.38 = 88,233.21 : x
  2. Step 2: Convert to fraction form
    159,853.16/220,597.38 = 88,233.21/x
  3. Step 3: Cross multiply
    159,853.16x = 220,597.38 × 88,233.21
  4. Step 4: Simplify right side
    159,853.16x = 19,464,014,954.99
  5. Step 5: Solve for x
    x = 19,464,014,954.99/159,853.16
  6. Step 6: Final answer
    x = 121,761.84

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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.