Home / 111,730.08-167,619.84-36,873.36

Finding the Fourth Proportional to 111,730.08, 167,619.84 and 36,873.36

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Solution

The fourth proportional to 111,730.08, 167,619.84 and 36,873.36 is: 55,318.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,730.08 : 167,619.84 = 36,873.36 : x
  2. Step 2: Convert to fraction form
    111,730.08/167,619.84 = 36,873.36/x
  3. Step 3: Cross multiply
    111,730.08x = 167,619.84 × 36,873.36
  4. Step 4: Simplify right side
    111,730.08x = 6,180,706,703.46
  5. Step 5: Solve for x
    x = 6,180,706,703.46/111,730.08
  6. Step 6: Final answer
    x = 55,318.20

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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.