Home / 71,360.63-98,215.49-61,174.70

Finding the Fourth Proportional to 71,360.63, 98,215.49 and 61,174.70

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Solution

The fourth proportional to 71,360.63, 98,215.49 and 61,174.70 is: 84,196.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,360.63 : 98,215.49 = 61,174.70 : x
  2. Step 2: Convert to fraction form
    71,360.63/98,215.49 = 61,174.70/x
  3. Step 3: Cross multiply
    71,360.63x = 98,215.49 × 61,174.70
  4. Step 4: Simplify right side
    71,360.63x = 6,008,302,797.96
  5. Step 5: Solve for x
    x = 6,008,302,797.96/71,360.63
  6. Step 6: Final answer
    x = 84,196.33

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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.