Home / 111,738.08-167,631.84-36,881.36

Finding the Fourth Proportional to 111,738.08, 167,631.84 and 36,881.36

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Solution

The fourth proportional to 111,738.08, 167,631.84 and 36,881.36 is: 55,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,738.08 : 167,631.84 = 36,881.36 : x
  2. Step 2: Convert to fraction form
    111,738.08/167,631.84 = 36,881.36/x
  3. Step 3: Cross multiply
    111,738.08x = 167,631.84 × 36,881.36
  4. Step 4: Simplify right side
    111,738.08x = 6,182,490,238.50
  5. Step 5: Solve for x
    x = 6,182,490,238.50/111,738.08
  6. Step 6: Final answer
    x = 55,330.20

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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.