Home / 103,256.21-154,884.33-36,698.97

Finding the Fourth Proportional to 103,256.21, 154,884.33 and 36,698.97

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Solution

The fourth proportional to 103,256.21, 154,884.33 and 36,698.97 is: 55,048.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,256.21 : 154,884.33 = 36,698.97 : x
  2. Step 2: Convert to fraction form
    103,256.21/154,884.33 = 36,698.97/x
  3. Step 3: Cross multiply
    103,256.21x = 154,884.33 × 36,698.97
  4. Step 4: Simplify right side
    103,256.21x = 5,684,095,960.96
  5. Step 5: Solve for x
    x = 5,684,095,960.96/103,256.21
  6. Step 6: Final answer
    x = 55,048.46

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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.