Home / 165,661.20-247,908.60-151,664.40

Finding the Fourth Proportional to 165,661.20, 247,908.60 and 151,664.40

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Solution

The fourth proportional to 165,661.20, 247,908.60 and 151,664.40 is: 226,962.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,661.20 : 247,908.60 = 151,664.40 : x
  2. Step 2: Convert to fraction form
    165,661.20/247,908.60 = 151,664.40/x
  3. Step 3: Cross multiply
    165,661.20x = 247,908.60 × 151,664.40
  4. Step 4: Simplify right side
    165,661.20x = 37,598,909,073.84
  5. Step 5: Solve for x
    x = 37,598,909,073.84/165,661.20
  6. Step 6: Final answer
    x = 226,962.67

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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.