Home / 262,435.38-362,036.09-154,933.40

Finding the Fourth Proportional to 262,435.38, 362,036.09 and 154,933.40

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Solution

The fourth proportional to 262,435.38, 362,036.09 and 154,933.40 is: 213,734.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,435.38 : 362,036.09 = 154,933.40 : x
  2. Step 2: Convert to fraction form
    262,435.38/362,036.09 = 154,933.40/x
  3. Step 3: Cross multiply
    262,435.38x = 362,036.09 × 154,933.40
  4. Step 4: Simplify right side
    262,435.38x = 56,091,480,923.56
  5. Step 5: Solve for x
    x = 56,091,480,923.56/262,435.38
  6. Step 6: Final answer
    x = 213,734.45

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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.