Home / 130,416.06-179,974.17-73,827.44

Finding the Fourth Proportional to 130,416.06, 179,974.17 and 73,827.44

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Solution

The fourth proportional to 130,416.06, 179,974.17 and 73,827.44 is: 101,881.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,416.06 : 179,974.17 = 73,827.44 : x
  2. Step 2: Convert to fraction form
    130,416.06/179,974.17 = 73,827.44/x
  3. Step 3: Cross multiply
    130,416.06x = 179,974.17 × 73,827.44
  4. Step 4: Simplify right side
    130,416.06x = 13,287,032,237.22
  5. Step 5: Solve for x
    x = 13,287,032,237.22/130,416.06
  6. Step 6: Final answer
    x = 101,881.87

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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.