Home / 34,723.79-51,937.35-28,989.90

Finding the Fourth Proportional to 34,723.79, 51,937.35 and 28,989.90

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Solution

The fourth proportional to 34,723.79, 51,937.35 and 28,989.90 is: 43,361.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,723.79 : 51,937.35 = 28,989.90 : x
  2. Step 2: Convert to fraction form
    34,723.79/51,937.35 = 28,989.90/x
  3. Step 3: Cross multiply
    34,723.79x = 51,937.35 × 28,989.90
  4. Step 4: Simplify right side
    34,723.79x = 1,505,658,637.12
  5. Step 5: Solve for x
    x = 1,505,658,637.12/34,723.79
  6. Step 6: Final answer
    x = 43,361.01

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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.