Home / 261,629.40-361,043.97-146,908.95

Finding the Fourth Proportional to 261,629.40, 361,043.97 and 146,908.95

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Solution

The fourth proportional to 261,629.40, 361,043.97 and 146,908.95 is: 202,731.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,629.40 : 361,043.97 = 146,908.95 : x
  2. Step 2: Convert to fraction form
    261,629.40/361,043.97 = 146,908.95/x
  3. Step 3: Cross multiply
    261,629.40x = 361,043.97 × 146,908.95
  4. Step 4: Simplify right side
    261,629.40x = 53,040,590,536.53
  5. Step 5: Solve for x
    x = 53,040,590,536.53/261,629.40
  6. Step 6: Final answer
    x = 202,731.77

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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.