Home / 159,556.95-220,261.35-113,646.15

Finding the Fourth Proportional to 159,556.95, 220,261.35 and 113,646.15

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Solution

The fourth proportional to 159,556.95, 220,261.35 and 113,646.15 is: 156,883.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,556.95 : 220,261.35 = 113,646.15 : x
  2. Step 2: Convert to fraction form
    159,556.95/220,261.35 = 113,646.15/x
  3. Step 3: Cross multiply
    159,556.95x = 220,261.35 × 113,646.15
  4. Step 4: Simplify right side
    159,556.95x = 25,031,853,382.24
  5. Step 5: Solve for x
    x = 25,031,853,382.24/159,556.95
  6. Step 6: Final answer
    x = 156,883.51

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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.