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Finding the Fourth Proportional to 12,154.53, 16,773.26 and 6,565.53

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Solution

The fourth proportional to 12,154.53, 16,773.26 and 6,565.53 is: 9,060.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,154.53 : 16,773.26 = 6,565.53 : x
  2. Step 2: Convert to fraction form
    12,154.53/16,773.26 = 6,565.53/x
  3. Step 3: Cross multiply
    12,154.53x = 16,773.26 × 6,565.53
  4. Step 4: Simplify right side
    12,154.53x = 110,125,225.03
  5. Step 5: Solve for x
    x = 110,125,225.03/12,154.53
  6. Step 6: Final answer
    x = 9,060.43

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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.