Home / 201,188.24-277,535.67-136,660.81

Finding the Fourth Proportional to 201,188.24, 277,535.67 and 136,660.81

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Solution

The fourth proportional to 201,188.24, 277,535.67 and 136,660.81 is: 188,521.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,188.24 : 277,535.67 = 136,660.81 : x
  2. Step 2: Convert to fraction form
    201,188.24/277,535.67 = 136,660.81/x
  3. Step 3: Cross multiply
    201,188.24x = 277,535.67 × 136,660.81
  4. Step 4: Simplify right side
    201,188.24x = 37,928,249,466.09
  5. Step 5: Solve for x
    x = 37,928,249,466.09/201,188.24
  6. Step 6: Final answer
    x = 188,521.21

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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.