Home / 43,243.93-64,818.50-16,919.74

Finding the Fourth Proportional to 43,243.93, 64,818.50 and 16,919.74

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Solution

The fourth proportional to 43,243.93, 64,818.50 and 16,919.74 is: 25,361.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,243.93 : 64,818.50 = 16,919.74 : x
  2. Step 2: Convert to fraction form
    43,243.93/64,818.50 = 16,919.74/x
  3. Step 3: Cross multiply
    43,243.93x = 64,818.50 × 16,919.74
  4. Step 4: Simplify right side
    43,243.93x = 1,096,712,047.44
  5. Step 5: Solve for x
    x = 1,096,712,047.44/43,243.93
  6. Step 6: Final answer
    x = 25,361.06

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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.