Home / 53,649.28-74,034.56-29,450.26

Finding the Fourth Proportional to 53,649.28, 74,034.56 and 29,450.26

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Solution

The fourth proportional to 53,649.28, 74,034.56 and 29,450.26 is: 40,640.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,649.28 : 74,034.56 = 29,450.26 : x
  2. Step 2: Convert to fraction form
    53,649.28/74,034.56 = 29,450.26/x
  3. Step 3: Cross multiply
    53,649.28x = 74,034.56 × 29,450.26
  4. Step 4: Simplify right side
    53,649.28x = 2,180,336,523.56
  5. Step 5: Solve for x
    x = 2,180,336,523.56/53,649.28
  6. Step 6: Final answer
    x = 40,640.56

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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.