Home / 159,795.64-220,516.34-88,176.28

Finding the Fourth Proportional to 159,795.64, 220,516.34 and 88,176.28

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Solution

The fourth proportional to 159,795.64, 220,516.34 and 88,176.28 is: 121,682.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,795.64 : 220,516.34 = 88,176.28 : x
  2. Step 2: Convert to fraction form
    159,795.64/220,516.34 = 88,176.28/x
  3. Step 3: Cross multiply
    159,795.64x = 220,516.34 × 88,176.28
  4. Step 4: Simplify right side
    159,795.64x = 19,444,310,540.42
  5. Step 5: Solve for x
    x = 19,444,310,540.42/159,795.64
  6. Step 6: Final answer
    x = 121,682.36

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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.