Home / 53,431.63-73,733.41-29,556.79

Finding the Fourth Proportional to 53,431.63, 73,733.41 and 29,556.79

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Solution

The fourth proportional to 53,431.63, 73,733.41 and 29,556.79 is: 40,787.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,431.63 : 73,733.41 = 29,556.79 : x
  2. Step 2: Convert to fraction form
    53,431.63/73,733.41 = 29,556.79/x
  3. Step 3: Cross multiply
    53,431.63x = 73,733.41 × 29,556.79
  4. Step 4: Simplify right side
    53,431.63x = 2,179,322,915.35
  5. Step 5: Solve for x
    x = 2,179,322,915.35/53,431.63
  6. Step 6: Final answer
    x = 40,787.13

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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.