Home / 69,899.93-104,746.21-51,341.21

Finding the Fourth Proportional to 69,899.93, 104,746.21 and 51,341.21

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Solution

The fourth proportional to 69,899.93, 104,746.21 and 51,341.21 is: 76,935.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,899.93 : 104,746.21 = 51,341.21 : x
  2. Step 2: Convert to fraction form
    69,899.93/104,746.21 = 51,341.21/x
  3. Step 3: Cross multiply
    69,899.93x = 104,746.21 × 51,341.21
  4. Step 4: Simplify right side
    69,899.93x = 5,377,797,164.31
  5. Step 5: Solve for x
    x = 5,377,797,164.31/69,899.93
  6. Step 6: Final answer
    x = 76,935.66

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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.