Home / 54,706.78-75,495.36-29,556.28

Finding the Fourth Proportional to 54,706.78, 75,495.36 and 29,556.28

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Solution

The fourth proportional to 54,706.78, 75,495.36 and 29,556.28 is: 40,787.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,706.78 : 75,495.36 = 29,556.28 : x
  2. Step 2: Convert to fraction form
    54,706.78/75,495.36 = 29,556.28/x
  3. Step 3: Cross multiply
    54,706.78x = 75,495.36 × 29,556.28
  4. Step 4: Simplify right side
    54,706.78x = 2,231,361,998.86
  5. Step 5: Solve for x
    x = 2,231,361,998.86/54,706.78
  6. Step 6: Final answer
    x = 40,787.67

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1.5x scale

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.