Home / 110,742.43-166,135.59-40,622.35

Finding the Fourth Proportional to 110,742.43, 166,135.59 and 40,622.35

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Solution

The fourth proportional to 110,742.43, 166,135.59 and 40,622.35 is: 60,941.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,742.43 : 166,135.59 = 40,622.35 : x
  2. Step 2: Convert to fraction form
    110,742.43/166,135.59 = 40,622.35/x
  3. Step 3: Cross multiply
    110,742.43x = 166,135.59 × 40,622.35
  4. Step 4: Simplify right side
    110,742.43x = 6,748,818,084.44
  5. Step 5: Solve for x
    x = 6,748,818,084.44/110,742.43
  6. Step 6: Final answer
    x = 60,941.57

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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.