Home / 111,922.08-154,454.46-60,936.28

Finding the Fourth Proportional to 111,922.08, 154,454.46 and 60,936.28

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Solution

The fourth proportional to 111,922.08, 154,454.46 and 60,936.28 is: 84,093.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,922.08 : 154,454.46 = 60,936.28 : x
  2. Step 2: Convert to fraction form
    111,922.08/154,454.46 = 60,936.28/x
  3. Step 3: Cross multiply
    111,922.08x = 154,454.46 × 60,936.28
  4. Step 4: Simplify right side
    111,922.08x = 9,411,880,221.81
  5. Step 5: Solve for x
    x = 9,411,880,221.81/111,922.08
  6. Step 6: Final answer
    x = 84,093.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.