Home / 37,158.66-55,742.85-19,629.18

Finding the Fourth Proportional to 37,158.66, 55,742.85 and 19,629.18

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Solution

The fourth proportional to 37,158.66, 55,742.85 and 19,629.18 is: 29,446.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,158.66 : 55,742.85 = 19,629.18 : x
  2. Step 2: Convert to fraction form
    37,158.66/55,742.85 = 19,629.18/x
  3. Step 3: Cross multiply
    37,158.66x = 55,742.85 × 19,629.18
  4. Step 4: Simplify right side
    37,158.66x = 1,094,186,436.36
  5. Step 5: Solve for x
    x = 1,094,186,436.36/37,158.66
  6. Step 6: Final answer
    x = 29,446.34

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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.