Home / 201,844.60-302,831.70-89,481.40

Finding the Fourth Proportional to 201,844.60, 302,831.70 and 89,481.40

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Solution

The fourth proportional to 201,844.60, 302,831.70 and 89,481.40 is: 134,250.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,844.60 : 302,831.70 = 89,481.40 : x
  2. Step 2: Convert to fraction form
    201,844.60/302,831.70 = 89,481.40/x
  3. Step 3: Cross multiply
    201,844.60x = 302,831.70 × 89,481.40
  4. Step 4: Simplify right side
    201,844.60x = 27,097,804,480.38
  5. Step 5: Solve for x
    x = 27,097,804,480.38/201,844.60
  6. Step 6: Final answer
    x = 134,250.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.