Home / 103,325.63-154,987.83-33,205.14

Finding the Fourth Proportional to 103,325.63, 154,987.83 and 33,205.14

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Solution

The fourth proportional to 103,325.63, 154,987.83 and 33,205.14 is: 49,807.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,325.63 : 154,987.83 = 33,205.14 : x
  2. Step 2: Convert to fraction form
    103,325.63/154,987.83 = 33,205.14/x
  3. Step 3: Cross multiply
    103,325.63x = 154,987.83 × 33,205.14
  4. Step 4: Simplify right side
    103,325.63x = 5,146,392,593.45
  5. Step 5: Solve for x
    x = 5,146,392,593.45/103,325.63
  6. Step 6: Final answer
    x = 49,807.51

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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.