Home / 91,320.10-126,024.44-51,033.96

Finding the Fourth Proportional to 91,320.10, 126,024.44 and 51,033.96

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Solution

The fourth proportional to 91,320.10, 126,024.44 and 51,033.96 is: 70,428.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,320.10 : 126,024.44 = 51,033.96 : x
  2. Step 2: Convert to fraction form
    91,320.10/126,024.44 = 51,033.96/x
  3. Step 3: Cross multiply
    91,320.10x = 126,024.44 × 51,033.96
  4. Step 4: Simplify right side
    91,320.10x = 6,431,526,229.98
  5. Step 5: Solve for x
    x = 6,431,526,229.98/91,320.10
  6. Step 6: Final answer
    x = 70,428.37

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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.