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Finding the Fourth Proportional to 35,008.10, 52,512.04 and 8,712.85

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Solution

The fourth proportional to 35,008.10, 52,512.04 and 8,712.85 is: 13,069.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,008.10 : 52,512.04 = 8,712.85 : x
  2. Step 2: Convert to fraction form
    35,008.10/52,512.04 = 8,712.85/x
  3. Step 3: Cross multiply
    35,008.10x = 52,512.04 × 8,712.85
  4. Step 4: Simplify right side
    35,008.10x = 457,529,527.71
  5. Step 5: Solve for x
    x = 457,529,527.71/35,008.10
  6. Step 6: Final answer
    x = 13,069.25

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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.