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Finding the Fourth Proportional to 8,625.29, 11,903.24 and 4,848.53

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Solution

The fourth proportional to 8,625.29, 11,903.24 and 4,848.53 is: 6,691.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,625.29 : 11,903.24 = 4,848.53 : x
  2. Step 2: Convert to fraction form
    8,625.29/11,903.24 = 4,848.53/x
  3. Step 3: Cross multiply
    8,625.29x = 11,903.24 × 4,848.53
  4. Step 4: Simplify right side
    8,625.29x = 57,713,191.99
  5. Step 5: Solve for x
    x = 57,713,191.99/8,625.29
  6. Step 6: Final answer
    x = 6,691.16

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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.