Home / 164,905.92-247,220.37-114,838.20

Finding the Fourth Proportional to 164,905.92, 247,220.37 and 114,838.20

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Solution

The fourth proportional to 164,905.92, 247,220.37 and 114,838.20 is: 172,160.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,905.92 : 247,220.37 = 114,838.20 : x
  2. Step 2: Convert to fraction form
    164,905.92/247,220.37 = 114,838.20/x
  3. Step 3: Cross multiply
    164,905.92x = 247,220.37 × 114,838.20
  4. Step 4: Simplify right side
    164,905.92x = 28,390,342,294.13
  5. Step 5: Solve for x
    x = 28,390,342,294.13/164,905.92
  6. Step 6: Final answer
    x = 172,160.84

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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.