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Finding the Fourth Proportional to 164,092.80, 246,139.20 and 157,094.40

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Solution

The fourth proportional to 164,092.80, 246,139.20 and 157,094.40 is: 235,641.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,092.80 : 246,139.20 = 157,094.40 : x
  2. Step 2: Convert to fraction form
    164,092.80/246,139.20 = 157,094.40/x
  3. Step 3: Cross multiply
    164,092.80x = 246,139.20 × 157,094.40
  4. Step 4: Simplify right side
    164,092.80x = 38,667,089,940.48
  5. Step 5: Solve for x
    x = 38,667,089,940.48/164,092.80
  6. Step 6: Final answer
    x = 235,641.60

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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.