Home / 53,716.61-74,130.24-29,517.38

Finding the Fourth Proportional to 53,716.61, 74,130.24 and 29,517.38

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Solution

The fourth proportional to 53,716.61, 74,130.24 and 29,517.38 is: 40,734.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,716.61 : 74,130.24 = 29,517.38 : x
  2. Step 2: Convert to fraction form
    53,716.61/74,130.24 = 29,517.38/x
  3. Step 3: Cross multiply
    53,716.61x = 74,130.24 × 29,517.38
  4. Step 4: Simplify right side
    53,716.61x = 2,188,130,463.57
  5. Step 5: Solve for x
    x = 2,188,130,463.57/53,716.61
  6. Step 6: Final answer
    x = 40,734.71

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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.