Home / 53,639.01-74,022.66-29,766.69

Finding the Fourth Proportional to 53,639.01, 74,022.66 and 29,766.69

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Solution

The fourth proportional to 53,639.01, 74,022.66 and 29,766.69 is: 41,078.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,639.01 : 74,022.66 = 29,766.69 : x
  2. Step 2: Convert to fraction form
    53,639.01/74,022.66 = 29,766.69/x
  3. Step 3: Cross multiply
    53,639.01x = 74,022.66 × 29,766.69
  4. Step 4: Simplify right side
    53,639.01x = 2,203,409,573.20
  5. Step 5: Solve for x
    x = 2,203,409,573.20/53,639.01
  6. Step 6: Final answer
    x = 41,078.49

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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.