Home / 77,613.26-116,322.42-33,187.76

Finding the Fourth Proportional to 77,613.26, 116,322.42 and 33,187.76

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Solution

The fourth proportional to 77,613.26, 116,322.42 and 33,187.76 is: 49,739.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,613.26 : 116,322.42 = 33,187.76 : x
  2. Step 2: Convert to fraction form
    77,613.26/116,322.42 = 33,187.76/x
  3. Step 3: Cross multiply
    77,613.26x = 116,322.42 × 33,187.76
  4. Step 4: Simplify right side
    77,613.26x = 3,860,480,557.58
  5. Step 5: Solve for x
    x = 3,860,480,557.58/77,613.26
  6. Step 6: Final answer
    x = 49,739.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.