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Finding the Fourth Proportional to 23,659.71, 35,512.65 and 19,541.67

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Solution

The fourth proportional to 23,659.71, 35,512.65 and 19,541.67 is: 29,331.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,659.71 : 35,512.65 = 19,541.67 : x
  2. Step 2: Convert to fraction form
    23,659.71/35,512.65 = 19,541.67/x
  3. Step 3: Cross multiply
    23,659.71x = 35,512.65 × 19,541.67
  4. Step 4: Simplify right side
    23,659.71x = 693,976,487.13
  5. Step 5: Solve for x
    x = 693,976,487.13/23,659.71
  6. Step 6: Final answer
    x = 29,331.57

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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.