Home / 77,777.49-116,556.87-44,447.61

Finding the Fourth Proportional to 77,777.49, 116,556.87 and 44,447.61

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Solution

The fourth proportional to 77,777.49, 116,556.87 and 44,447.61 is: 66,608.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,777.49 : 116,556.87 = 44,447.61 : x
  2. Step 2: Convert to fraction form
    77,777.49/116,556.87 = 44,447.61/x
  3. Step 3: Cross multiply
    77,777.49x = 116,556.87 × 44,447.61
  4. Step 4: Simplify right side
    77,777.49x = 5,180,674,300.58
  5. Step 5: Solve for x
    x = 5,180,674,300.58/77,777.49
  6. Step 6: Final answer
    x = 66,608.92

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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.