Home / 53,639.67-74,025.27-29,766.54

Finding the Fourth Proportional to 53,639.67, 74,025.27 and 29,766.54

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Solution

The fourth proportional to 53,639.67, 74,025.27 and 29,766.54 is: 41,079.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,639.67 : 74,025.27 = 29,766.54 : x
  2. Step 2: Convert to fraction form
    53,639.67/74,025.27 = 29,766.54/x
  3. Step 3: Cross multiply
    53,639.67x = 74,025.27 × 29,766.54
  4. Step 4: Simplify right side
    53,639.67x = 2,203,476,160.47
  5. Step 5: Solve for x
    x = 2,203,476,160.47/53,639.67
  6. Step 6: Final answer
    x = 41,079.23

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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.