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Finding the Fourth Proportional to 22,133.03, 30,543.63 and 12,061.56

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Solution

The fourth proportional to 22,133.03, 30,543.63 and 12,061.56 is: 16,644.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,133.03 : 30,543.63 = 12,061.56 : x
  2. Step 2: Convert to fraction form
    22,133.03/30,543.63 = 12,061.56/x
  3. Step 3: Cross multiply
    22,133.03x = 30,543.63 × 12,061.56
  4. Step 4: Simplify right side
    22,133.03x = 368,403,825.86
  5. Step 5: Solve for x
    x = 368,403,825.86/22,133.03
  6. Step 6: Final answer
    x = 16,644.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.