Home / 111,731.45-167,561.62-36,837.63

Finding the Fourth Proportional to 111,731.45, 167,561.62 and 36,837.63

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Solution

The fourth proportional to 111,731.45, 167,561.62 and 36,837.63 is: 55,244.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,731.45 : 167,561.62 = 36,837.63 : x
  2. Step 2: Convert to fraction form
    111,731.45/167,561.62 = 36,837.63/x
  3. Step 3: Cross multiply
    111,731.45x = 167,561.62 × 36,837.63
  4. Step 4: Simplify right side
    111,731.45x = 6,172,572,867.67
  5. Step 5: Solve for x
    x = 6,172,572,867.67/111,731.45
  6. Step 6: Final answer
    x = 55,244.72

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1.5x scale

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.