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Finding the Fourth Proportional to 60,643.91, 90,975.59 and 25,588.73

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Solution

The fourth proportional to 60,643.91, 90,975.59 and 25,588.73 is: 38,387.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,643.91 : 90,975.59 = 25,588.73 : x
  2. Step 2: Convert to fraction form
    60,643.91/90,975.59 = 25,588.73/x
  3. Step 3: Cross multiply
    60,643.91x = 90,975.59 × 25,588.73
  4. Step 4: Simplify right side
    60,643.91x = 2,327,949,226.28
  5. Step 5: Solve for x
    x = 2,327,949,226.28/60,643.91
  6. Step 6: Final answer
    x = 38,387.19

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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.