Home / 52,617.90-72,614.16-29,651.43

Finding the Fourth Proportional to 52,617.90, 72,614.16 and 29,651.43

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Solution

The fourth proportional to 52,617.90, 72,614.16 and 29,651.43 is: 40,919.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,617.90 : 72,614.16 = 29,651.43 : x
  2. Step 2: Convert to fraction form
    52,617.90/72,614.16 = 29,651.43/x
  3. Step 3: Cross multiply
    52,617.90x = 72,614.16 × 29,651.43
  4. Step 4: Simplify right side
    52,617.90x = 2,153,113,682.25
  5. Step 5: Solve for x
    x = 2,153,113,682.25/52,617.90
  6. Step 6: Final answer
    x = 40,919.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.