Home / 195,564.48-293,405.76-81,767.58

Finding the Fourth Proportional to 195,564.48, 293,405.76 and 81,767.58

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Solution

The fourth proportional to 195,564.48, 293,405.76 and 81,767.58 is: 122,676.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,564.48 : 293,405.76 = 81,767.58 : x
  2. Step 2: Convert to fraction form
    195,564.48/293,405.76 = 81,767.58/x
  3. Step 3: Cross multiply
    195,564.48x = 293,405.76 × 81,767.58
  4. Step 4: Simplify right side
    195,564.48x = 23,991,078,953.26
  5. Step 5: Solve for x
    x = 23,991,078,953.26/195,564.48
  6. Step 6: Final answer
    x = 122,676.06

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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.