Home / 111,972.95-167,983.11-37,088.85

Finding the Fourth Proportional to 111,972.95, 167,983.11 and 37,088.85

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Solution

The fourth proportional to 111,972.95, 167,983.11 and 37,088.85 is: 55,641.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,972.95 : 167,983.11 = 37,088.85 : x
  2. Step 2: Convert to fraction form
    111,972.95/167,983.11 = 37,088.85/x
  3. Step 3: Cross multiply
    111,972.95x = 167,983.11 × 37,088.85
  4. Step 4: Simplify right side
    111,972.95x = 6,230,300,369.32
  5. Step 5: Solve for x
    x = 6,230,300,369.32/111,972.95
  6. Step 6: Final answer
    x = 55,641.12

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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.