Home / 47,142.42-70,744.41-17,583.90

Finding the Fourth Proportional to 47,142.42, 70,744.41 and 17,583.90

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Solution

The fourth proportional to 47,142.42, 70,744.41 and 17,583.90 is: 26,387.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,142.42 : 70,744.41 = 17,583.90 : x
  2. Step 2: Convert to fraction form
    47,142.42/70,744.41 = 17,583.90/x
  3. Step 3: Cross multiply
    47,142.42x = 70,744.41 × 17,583.90
  4. Step 4: Simplify right side
    47,142.42x = 1,243,962,631.00
  5. Step 5: Solve for x
    x = 1,243,962,631.00/47,142.42
  6. Step 6: Final answer
    x = 26,387.33

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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.