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Finding the Fourth Proportional to 55,804.32, 83,700.30 and 16,361.88

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Solution

The fourth proportional to 55,804.32, 83,700.30 and 16,361.88 is: 24,541.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,804.32 : 83,700.30 = 16,361.88 : x
  2. Step 2: Convert to fraction form
    55,804.32/83,700.30 = 16,361.88/x
  3. Step 3: Cross multiply
    55,804.32x = 83,700.30 × 16,361.88
  4. Step 4: Simplify right side
    55,804.32x = 1,369,494,264.56
  5. Step 5: Solve for x
    x = 1,369,494,264.56/55,804.32
  6. Step 6: Final answer
    x = 24,541.01

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Why These Related Problems?

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