Home / 42,784.44-64,159.56-16,474.56

Finding the Fourth Proportional to 42,784.44, 64,159.56 and 16,474.56

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Solution

The fourth proportional to 42,784.44, 64,159.56 and 16,474.56 is: 24,705.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,784.44 : 64,159.56 = 16,474.56 : x
  2. Step 2: Convert to fraction form
    42,784.44/64,159.56 = 16,474.56/x
  3. Step 3: Cross multiply
    42,784.44x = 64,159.56 × 16,474.56
  4. Step 4: Simplify right side
    42,784.44x = 1,057,000,520.79
  5. Step 5: Solve for x
    x = 1,057,000,520.79/42,784.44
  6. Step 6: Final answer
    x = 24,705.26

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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.