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Finding the Fourth Proportional to 23,403.76, 35,114.41 and 12,152.08

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Solution

The fourth proportional to 23,403.76, 35,114.41 and 12,152.08 is: 18,232.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,403.76 : 35,114.41 = 12,152.08 : x
  2. Step 2: Convert to fraction form
    23,403.76/35,114.41 = 12,152.08/x
  3. Step 3: Cross multiply
    23,403.76x = 35,114.41 × 12,152.08
  4. Step 4: Simplify right side
    23,403.76x = 426,712,883.14
  5. Step 5: Solve for x
    x = 426,712,883.14/23,403.76
  6. Step 6: Final answer
    x = 18,232.66

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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.