Home / 43,307.76-65,109.84-40,061.28

Finding the Fourth Proportional to 43,307.76, 65,109.84 and 40,061.28

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Solution

The fourth proportional to 43,307.76, 65,109.84 and 40,061.28 is: 60,229.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,307.76 : 65,109.84 = 40,061.28 : x
  2. Step 2: Convert to fraction form
    43,307.76/65,109.84 = 40,061.28/x
  3. Step 3: Cross multiply
    43,307.76x = 65,109.84 × 40,061.28
  4. Step 4: Simplify right side
    43,307.76x = 2,608,383,531.00
  5. Step 5: Solve for x
    x = 2,608,383,531.00/43,307.76
  6. Step 6: Final answer
    x = 60,229.01

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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.