Home / 55,967.13-83,954.48-20,906.01

Finding the Fourth Proportional to 55,967.13, 83,954.48 and 20,906.01

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Solution

The fourth proportional to 55,967.13, 83,954.48 and 20,906.01 is: 31,360.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,967.13 : 83,954.48 = 20,906.01 : x
  2. Step 2: Convert to fraction form
    55,967.13/83,954.48 = 20,906.01/x
  3. Step 3: Cross multiply
    55,967.13x = 83,954.48 × 20,906.01
  4. Step 4: Simplify right side
    55,967.13x = 1,755,153,093.89
  5. Step 5: Solve for x
    x = 1,755,153,093.89/55,967.13
  6. Step 6: Final answer
    x = 31,360.43

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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.