Home / 53,672.19-74,067.78-29,798.92

Finding the Fourth Proportional to 53,672.19, 74,067.78 and 29,798.92

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Solution

The fourth proportional to 53,672.19, 74,067.78 and 29,798.92 is: 41,122.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,672.19 : 74,067.78 = 29,798.92 : x
  2. Step 2: Convert to fraction form
    53,672.19/74,067.78 = 29,798.92/x
  3. Step 3: Cross multiply
    53,672.19x = 74,067.78 × 29,798.92
  4. Step 4: Simplify right side
    53,672.19x = 2,207,139,850.80
  5. Step 5: Solve for x
    x = 2,207,139,850.80/53,672.19
  6. Step 6: Final answer
    x = 41,122.60

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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.