Home / 43,011.02-64,531.56-16,734.18

Finding the Fourth Proportional to 43,011.02, 64,531.56 and 16,734.18

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Solution

The fourth proportional to 43,011.02, 64,531.56 and 16,734.18 is: 25,107.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,011.02 : 64,531.56 = 16,734.18 : x
  2. Step 2: Convert to fraction form
    43,011.02/64,531.56 = 16,734.18/x
  3. Step 3: Cross multiply
    43,011.02x = 64,531.56 × 16,734.18
  4. Step 4: Simplify right side
    43,011.02x = 1,079,882,740.72
  5. Step 5: Solve for x
    x = 1,079,882,740.72/43,011.02
  6. Step 6: Final answer
    x = 25,107.12

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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.