Home / 69,725.81-96,221.62-37,894.79

Finding the Fourth Proportional to 69,725.81, 96,221.62 and 37,894.79

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Solution

The fourth proportional to 69,725.81, 96,221.62 and 37,894.79 is: 52,294.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,725.81 : 96,221.62 = 37,894.79 : x
  2. Step 2: Convert to fraction form
    69,725.81/96,221.62 = 37,894.79/x
  3. Step 3: Cross multiply
    69,725.81x = 96,221.62 × 37,894.79
  4. Step 4: Simplify right side
    69,725.81x = 3,646,297,830.04
  5. Step 5: Solve for x
    x = 3,646,297,830.04/69,725.81
  6. Step 6: Final answer
    x = 52,294.81

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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.