Home / 103,048.20-154,568.25-36,485.64

Finding the Fourth Proportional to 103,048.20, 154,568.25 and 36,485.64

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Solution

The fourth proportional to 103,048.20, 154,568.25 and 36,485.64 is: 54,727.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,048.20 : 154,568.25 = 36,485.64 : x
  2. Step 2: Convert to fraction form
    103,048.20/154,568.25 = 36,485.64/x
  3. Step 3: Cross multiply
    103,048.20x = 154,568.25 × 36,485.64
  4. Step 4: Simplify right side
    103,048.20x = 5,639,521,524.93
  5. Step 5: Solve for x
    x = 5,639,521,524.93/103,048.20
  6. Step 6: Final answer
    x = 54,727.03

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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.