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Finding the Fourth Proportional to 23,358.40, 35,016.76 and 8,563.87

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Solution

The fourth proportional to 23,358.40, 35,016.76 and 8,563.87 is: 12,838.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,358.40 : 35,016.76 = 8,563.87 : x
  2. Step 2: Convert to fraction form
    23,358.40/35,016.76 = 8,563.87/x
  3. Step 3: Cross multiply
    23,358.40x = 35,016.76 × 8,563.87
  4. Step 4: Simplify right side
    23,358.40x = 299,878,903.62
  5. Step 5: Solve for x
    x = 299,878,903.62/23,358.40
  6. Step 6: Final answer
    x = 12,838.16

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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.