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Finding the Fourth Proportional to 23,594.76, 32,560.99 and 12,984.48

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Solution

The fourth proportional to 23,594.76, 32,560.99 and 12,984.48 is: 17,918.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,594.76 : 32,560.99 = 12,984.48 : x
  2. Step 2: Convert to fraction form
    23,594.76/32,560.99 = 12,984.48/x
  3. Step 3: Cross multiply
    23,594.76x = 32,560.99 × 12,984.48
  4. Step 4: Simplify right side
    23,594.76x = 422,787,490.97
  5. Step 5: Solve for x
    x = 422,787,490.97/23,594.76
  6. Step 6: Final answer
    x = 17,918.70

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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.