Home / 131,523.75-197,286.71-38,030.31

Finding the Fourth Proportional to 131,523.75, 197,286.71 and 38,030.31

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Solution

The fourth proportional to 131,523.75, 197,286.71 and 38,030.31 is: 57,045.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,523.75 : 197,286.71 = 38,030.31 : x
  2. Step 2: Convert to fraction form
    131,523.75/197,286.71 = 38,030.31/x
  3. Step 3: Cross multiply
    131,523.75x = 197,286.71 × 38,030.31
  4. Step 4: Simplify right side
    131,523.75x = 7,502,874,550.03
  5. Step 5: Solve for x
    x = 7,502,874,550.03/131,523.75
  6. Step 6: Final answer
    x = 57,045.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.