Home / 101,166.51-139,588.13-58,702.26

Finding the Fourth Proportional to 101,166.51, 139,588.13 and 58,702.26

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Solution

The fourth proportional to 101,166.51, 139,588.13 and 58,702.26 is: 80,996.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,166.51 : 139,588.13 = 58,702.26 : x
  2. Step 2: Convert to fraction form
    101,166.51/139,588.13 = 58,702.26/x
  3. Step 3: Cross multiply
    101,166.51x = 139,588.13 × 58,702.26
  4. Step 4: Simplify right side
    101,166.51x = 8,194,138,846.93
  5. Step 5: Solve for x
    x = 8,194,138,846.93/101,166.51
  6. Step 6: Final answer
    x = 80,996.56

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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.