Home / 35,825.79-53,738.50-9,171.73

Finding the Fourth Proportional to 35,825.79, 53,738.50 and 9,171.73

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Solution

The fourth proportional to 35,825.79, 53,738.50 and 9,171.73 is: 13,757.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,825.79 : 53,738.50 = 9,171.73 : x
  2. Step 2: Convert to fraction form
    35,825.79/53,738.50 = 9,171.73/x
  3. Step 3: Cross multiply
    35,825.79x = 53,738.50 × 9,171.73
  4. Step 4: Simplify right side
    35,825.79x = 492,875,012.61
  5. Step 5: Solve for x
    x = 492,875,012.61/35,825.79
  6. Step 6: Final answer
    x = 13,757.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.