Home / 62,920.09-86,833.47-36,064.34

Finding the Fourth Proportional to 62,920.09, 86,833.47 and 36,064.34

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Solution

The fourth proportional to 62,920.09, 86,833.47 and 36,064.34 is: 49,770.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,920.09 : 86,833.47 = 36,064.34 : x
  2. Step 2: Convert to fraction form
    62,920.09/86,833.47 = 36,064.34/x
  3. Step 3: Cross multiply
    62,920.09x = 86,833.47 × 36,064.34
  4. Step 4: Simplify right side
    62,920.09x = 3,131,591,785.46
  5. Step 5: Solve for x
    x = 3,131,591,785.46/62,920.09
  6. Step 6: Final answer
    x = 49,770.94

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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.