Home / 170,741.88-235,404.75-140,001.72

Finding the Fourth Proportional to 170,741.88, 235,404.75 and 140,001.72

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Solution

The fourth proportional to 170,741.88, 235,404.75 and 140,001.72 is: 193,022.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,741.88 : 235,404.75 = 140,001.72 : x
  2. Step 2: Convert to fraction form
    170,741.88/235,404.75 = 140,001.72/x
  3. Step 3: Cross multiply
    170,741.88x = 235,404.75 × 140,001.72
  4. Step 4: Simplify right side
    170,741.88x = 32,957,068,719.15
  5. Step 5: Solve for x
    x = 32,957,068,719.15/170,741.88
  6. Step 6: Final answer
    x = 193,022.76

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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.