Home / 55,556.20-83,360.83-25,969.74

Finding the Fourth Proportional to 55,556.20, 83,360.83 and 25,969.74

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Solution

The fourth proportional to 55,556.20, 83,360.83 and 25,969.74 is: 38,967.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,556.20 : 83,360.83 = 25,969.74 : x
  2. Step 2: Convert to fraction form
    55,556.20/83,360.83 = 25,969.74/x
  3. Step 3: Cross multiply
    55,556.20x = 83,360.83 × 25,969.74
  4. Step 4: Simplify right side
    55,556.20x = 2,164,859,081.28
  5. Step 5: Solve for x
    x = 2,164,859,081.28/55,556.20
  6. Step 6: Final answer
    x = 38,967.01

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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.