Home / 111,670.04-154,035.48-73,433.96

Finding the Fourth Proportional to 111,670.04, 154,035.48 and 73,433.96

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Solution

The fourth proportional to 111,670.04, 154,035.48 and 73,433.96 is: 101,293.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,670.04 : 154,035.48 = 73,433.96 : x
  2. Step 2: Convert to fraction form
    111,670.04/154,035.48 = 73,433.96/x
  3. Step 3: Cross multiply
    111,670.04x = 154,035.48 × 73,433.96
  4. Step 4: Simplify right side
    111,670.04x = 11,311,435,276.90
  5. Step 5: Solve for x
    x = 11,311,435,276.90/111,670.04
  6. Step 6: Final answer
    x = 101,293.38

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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.