Home / 67,747.23-93,490.88-39,066.75

Finding the Fourth Proportional to 67,747.23, 93,490.88 and 39,066.75

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Solution

The fourth proportional to 67,747.23, 93,490.88 and 39,066.75 is: 53,911.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,747.23 : 93,490.88 = 39,066.75 : x
  2. Step 2: Convert to fraction form
    67,747.23/93,490.88 = 39,066.75/x
  3. Step 3: Cross multiply
    67,747.23x = 93,490.88 × 39,066.75
  4. Step 4: Simplify right side
    67,747.23x = 3,652,384,640.91
  5. Step 5: Solve for x
    x = 3,652,384,640.91/67,747.23
  6. Step 6: Final answer
    x = 53,911.94

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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.