Home / 53,639.60-74,022.42-29,766.23

Finding the Fourth Proportional to 53,639.60, 74,022.42 and 29,766.23

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Solution

The fourth proportional to 53,639.60, 74,022.42 and 29,766.23 is: 41,077.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,639.60 : 74,022.42 = 29,766.23 : x
  2. Step 2: Convert to fraction form
    53,639.60/74,022.42 = 29,766.23/x
  3. Step 3: Cross multiply
    53,639.60x = 74,022.42 × 29,766.23
  4. Step 4: Simplify right side
    53,639.60x = 2,203,368,378.88
  5. Step 5: Solve for x
    x = 2,203,368,378.88/53,639.60
  6. Step 6: Final answer
    x = 41,077.27

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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.