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Finding the Fourth Proportional to 164,793.16, 247,109.10 and 114,897.16

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Solution

The fourth proportional to 164,793.16, 247,109.10 and 114,897.16 is: 172,289.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,793.16 : 247,109.10 = 114,897.16 : x
  2. Step 2: Convert to fraction form
    164,793.16/247,109.10 = 114,897.16/x
  3. Step 3: Cross multiply
    164,793.16x = 247,109.10 × 114,897.16
  4. Step 4: Simplify right side
    164,793.16x = 28,392,133,800.16
  5. Step 5: Solve for x
    x = 28,392,133,800.16/164,793.16
  6. Step 6: Final answer
    x = 172,289.52

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1.5x scale

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.