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Finding the Fourth Proportional to 10,753.93, 14,853 and 9,808.08

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Solution

The fourth proportional to 10,753.93, 14,853 and 9,808.08 is: 13,546.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,753.93 : 14,853 = 9,808.08 : x
  2. Step 2: Convert to fraction form
    10,753.93/14,853 = 9,808.08/x
  3. Step 3: Cross multiply
    10,753.93x = 14,853 × 9,808.08
  4. Step 4: Simplify right side
    10,753.93x = 145,679,412.24
  5. Step 5: Solve for x
    x = 145,679,412.24/10,753.93
  6. Step 6: Final answer
    x = 13,546.62

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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.