Home / 251,162.45-346,616.22-154,370.53

Finding the Fourth Proportional to 251,162.45, 346,616.22 and 154,370.53

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Solution

The fourth proportional to 251,162.45, 346,616.22 and 154,370.53 is: 213,038.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,162.45 : 346,616.22 = 154,370.53 : x
  2. Step 2: Convert to fraction form
    251,162.45/346,616.22 = 154,370.53/x
  3. Step 3: Cross multiply
    251,162.45x = 346,616.22 × 154,370.53
  4. Step 4: Simplify right side
    251,162.45x = 53,507,330,600.16
  5. Step 5: Solve for x
    x = 53,507,330,600.16/251,162.45
  6. Step 6: Final answer
    x = 213,038.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.