Home / 93,727.38-129,338.36-51,286.74

Finding the Fourth Proportional to 93,727.38, 129,338.36 and 51,286.74

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Solution

The fourth proportional to 93,727.38, 129,338.36 and 51,286.74 is: 70,772.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,727.38 : 129,338.36 = 51,286.74 : x
  2. Step 2: Convert to fraction form
    93,727.38/129,338.36 = 51,286.74/x
  3. Step 3: Cross multiply
    93,727.38x = 129,338.36 × 51,286.74
  4. Step 4: Simplify right side
    93,727.38x = 6,633,342,841.35
  5. Step 5: Solve for x
    x = 6,633,342,841.35/93,727.38
  6. Step 6: Final answer
    x = 70,772.73

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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.