Home / 72,633.11-100,245.59-60,514.38

Finding the Fourth Proportional to 72,633.11, 100,245.59 and 60,514.38

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Solution

The fourth proportional to 72,633.11, 100,245.59 and 60,514.38 is: 83,519.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,633.11 : 100,245.59 = 60,514.38 : x
  2. Step 2: Convert to fraction form
    72,633.11/100,245.59 = 60,514.38/x
  3. Step 3: Cross multiply
    72,633.11x = 100,245.59 × 60,514.38
  4. Step 4: Simplify right side
    72,633.11x = 6,066,299,424.01
  5. Step 5: Solve for x
    x = 6,066,299,424.01/72,633.11
  6. Step 6: Final answer
    x = 83,519.76

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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.