Home / 43,906.55-65,862.66-15,440.01

Finding the Fourth Proportional to 43,906.55, 65,862.66 and 15,440.01

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Solution

The fourth proportional to 43,906.55, 65,862.66 and 15,440.01 is: 23,161.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,906.55 : 65,862.66 = 15,440.01 : x
  2. Step 2: Convert to fraction form
    43,906.55/65,862.66 = 15,440.01/x
  3. Step 3: Cross multiply
    43,906.55x = 65,862.66 × 15,440.01
  4. Step 4: Simplify right side
    43,906.55x = 1,016,920,051.83
  5. Step 5: Solve for x
    x = 1,016,920,051.83/43,906.55
  6. Step 6: Final answer
    x = 23,161.01

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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.