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Finding the Fourth Proportional to 10,803, 14,906.52 and 6,087.18

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Solution

The fourth proportional to 10,803, 14,906.52 and 6,087.18 is: 8,399.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,803 : 14,906.52 = 6,087.18 : x
  2. Step 2: Convert to fraction form
    10,803/14,906.52 = 6,087.18/x
  3. Step 3: Cross multiply
    10,803x = 14,906.52 × 6,087.18
  4. Step 4: Simplify right side
    10,803x = 90,738,670.41
  5. Step 5: Solve for x
    x = 90,738,670.41/10,803
  6. Step 6: Final answer
    x = 8,399.40

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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.