Home / 170,514.37-235,135.60-113,133.57

Finding the Fourth Proportional to 170,514.37, 235,135.60 and 113,133.57

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Solution

The fourth proportional to 170,514.37, 235,135.60 and 113,133.57 is: 156,008.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,514.37 : 235,135.60 = 113,133.57 : x
  2. Step 2: Convert to fraction form
    170,514.37/235,135.60 = 113,133.57/x
  3. Step 3: Cross multiply
    170,514.37x = 235,135.60 × 113,133.57
  4. Step 4: Simplify right side
    170,514.37x = 26,601,729,862.09
  5. Step 5: Solve for x
    x = 26,601,729,862.09/170,514.37
  6. Step 6: Final answer
    x = 156,008.73

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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.