Home / 111,587.16-167,398.74-36,685.56

Finding the Fourth Proportional to 111,587.16, 167,398.74 and 36,685.56

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Solution

The fourth proportional to 111,587.16, 167,398.74 and 36,685.56 is: 55,034.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,587.16 : 167,398.74 = 36,685.56 : x
  2. Step 2: Convert to fraction form
    111,587.16/167,398.74 = 36,685.56/x
  3. Step 3: Cross multiply
    111,587.16x = 167,398.74 × 36,685.56
  4. Step 4: Simplify right side
    111,587.16x = 6,141,116,520.19
  5. Step 5: Solve for x
    x = 6,141,116,520.19/111,587.16
  6. Step 6: Final answer
    x = 55,034.26

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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.