Home / 62,105.79-85,806.20-43,326.75

Finding the Fourth Proportional to 62,105.79, 85,806.20 and 43,326.75

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Solution

The fourth proportional to 62,105.79, 85,806.20 and 43,326.75 is: 59,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,105.79 : 85,806.20 = 43,326.75 : x
  2. Step 2: Convert to fraction form
    62,105.79/85,806.20 = 43,326.75/x
  3. Step 3: Cross multiply
    62,105.79x = 85,806.20 × 43,326.75
  4. Step 4: Simplify right side
    62,105.79x = 3,717,703,559.22
  5. Step 5: Solve for x
    x = 3,717,703,559.22/62,105.79
  6. Step 6: Final answer
    x = 59,860.82

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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.