Home / 36,419.13-54,629.40-10,123.49

Finding the Fourth Proportional to 36,419.13, 54,629.40 and 10,123.49

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Solution

The fourth proportional to 36,419.13, 54,629.40 and 10,123.49 is: 15,185.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,419.13 : 54,629.40 = 10,123.49 : x
  2. Step 2: Convert to fraction form
    36,419.13/54,629.40 = 10,123.49/x
  3. Step 3: Cross multiply
    36,419.13x = 54,629.40 × 10,123.49
  4. Step 4: Simplify right side
    36,419.13x = 553,040,184.61
  5. Step 5: Solve for x
    x = 553,040,184.61/36,419.13
  6. Step 6: Final answer
    x = 15,185.43

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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.