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Finding the Fourth Proportional to 15,088.53, 22,613.63 and 6,768.21

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Solution

The fourth proportional to 15,088.53, 22,613.63 and 6,768.21 is: 10,143.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,088.53 : 22,613.63 = 6,768.21 : x
  2. Step 2: Convert to fraction form
    15,088.53/22,613.63 = 6,768.21/x
  3. Step 3: Cross multiply
    15,088.53x = 22,613.63 × 6,768.21
  4. Step 4: Simplify right side
    15,088.53x = 153,053,762.86
  5. Step 5: Solve for x
    x = 153,053,762.86/15,088.53
  6. Step 6: Final answer
    x = 10,143.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.