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Finding the Fourth Proportional to 60,867.91, 91,301.91 and 27,581.77

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Solution

The fourth proportional to 60,867.91, 91,301.91 and 27,581.77 is: 41,372.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,867.91 : 91,301.91 = 27,581.77 : x
  2. Step 2: Convert to fraction form
    60,867.91/91,301.91 = 27,581.77/x
  3. Step 3: Cross multiply
    60,867.91x = 91,301.91 × 27,581.77
  4. Step 4: Simplify right side
    60,867.91x = 2,518,268,282.18
  5. Step 5: Solve for x
    x = 2,518,268,282.18/60,867.91
  6. Step 6: Final answer
    x = 41,372.68

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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.