Home / 53,639.46-74,023.26-29,767.68

Finding the Fourth Proportional to 53,639.46, 74,023.26 and 29,767.68

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Solution

The fourth proportional to 53,639.46, 74,023.26 and 29,767.68 is: 41,079.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,639.46 : 74,023.26 = 29,767.68 : x
  2. Step 2: Convert to fraction form
    53,639.46/74,023.26 = 29,767.68/x
  3. Step 3: Cross multiply
    53,639.46x = 74,023.26 × 29,767.68
  4. Step 4: Simplify right side
    53,639.46x = 2,203,500,716.24
  5. Step 5: Solve for x
    x = 2,203,500,716.24/53,639.46
  6. Step 6: Final answer
    x = 41,079.85

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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.