Home / 53,741.71-74,163.02-29,867.90

Finding the Fourth Proportional to 53,741.71, 74,163.02 and 29,867.90

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Solution

The fourth proportional to 53,741.71, 74,163.02 and 29,867.90 is: 41,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,741.71 : 74,163.02 = 29,867.90 : x
  2. Step 2: Convert to fraction form
    53,741.71/74,163.02 = 29,867.90/x
  3. Step 3: Cross multiply
    53,741.71x = 74,163.02 × 29,867.90
  4. Step 4: Simplify right side
    53,741.71x = 2,215,093,515.72
  5. Step 5: Solve for x
    x = 2,215,093,515.72/53,741.71
  6. Step 6: Final answer
    x = 41,217.40

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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.