Home / 62,818.66-86,660.85-38,597.64

Finding the Fourth Proportional to 62,818.66, 86,660.85 and 38,597.64

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Solution

The fourth proportional to 62,818.66, 86,660.85 and 38,597.64 is: 53,246.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,818.66 : 86,660.85 = 38,597.64 : x
  2. Step 2: Convert to fraction form
    62,818.66/86,660.85 = 38,597.64/x
  3. Step 3: Cross multiply
    62,818.66x = 86,660.85 × 38,597.64
  4. Step 4: Simplify right side
    62,818.66x = 3,344,904,290.39
  5. Step 5: Solve for x
    x = 3,344,904,290.39/62,818.66
  6. Step 6: Final answer
    x = 53,246.99

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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.