Home / 201,785.14-278,463.48-116,951.41

Finding the Fourth Proportional to 201,785.14, 278,463.48 and 116,951.41

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Solution

The fourth proportional to 201,785.14, 278,463.48 and 116,951.41 is: 161,392.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,785.14 : 278,463.48 = 116,951.41 : x
  2. Step 2: Convert to fraction form
    201,785.14/278,463.48 = 116,951.41/x
  3. Step 3: Cross multiply
    201,785.14x = 278,463.48 × 116,951.41
  4. Step 4: Simplify right side
    201,785.14x = 32,566,696,619.51
  5. Step 5: Solve for x
    x = 32,566,696,619.51/201,785.14
  6. Step 6: Final answer
    x = 161,392.94

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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.