Home / 54,706.75-75,495.36-29,556.25

Finding the Fourth Proportional to 54,706.75, 75,495.36 and 29,556.25

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Solution

The fourth proportional to 54,706.75, 75,495.36 and 29,556.25 is: 40,787.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,706.75 : 75,495.36 = 29,556.25 : x
  2. Step 2: Convert to fraction form
    54,706.75/75,495.36 = 29,556.25/x
  3. Step 3: Cross multiply
    54,706.75x = 75,495.36 × 29,556.25
  4. Step 4: Simplify right side
    54,706.75x = 2,231,359,734
  5. Step 5: Solve for x
    x = 2,231,359,734/54,706.75
  6. Step 6: Final answer
    x = 40,787.65

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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.