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Finding the Fourth Proportional to 55,756.40, 83,635.32 and 16,314.32

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Solution

The fourth proportional to 55,756.40, 83,635.32 and 16,314.32 is: 24,471.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,756.40 : 83,635.32 = 16,314.32 : x
  2. Step 2: Convert to fraction form
    55,756.40/83,635.32 = 16,314.32/x
  3. Step 3: Cross multiply
    55,756.40x = 83,635.32 × 16,314.32
  4. Step 4: Simplify right side
    55,756.40x = 1,364,453,373.78
  5. Step 5: Solve for x
    x = 1,364,453,373.78/55,756.40
  6. Step 6: Final answer
    x = 24,471.69

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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.