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Finding the Fourth Proportional to 164,094.80, 246,142.20 and 39,435.80

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Solution

The fourth proportional to 164,094.80, 246,142.20 and 39,435.80 is: 59,153.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,094.80 : 246,142.20 = 39,435.80 : x
  2. Step 2: Convert to fraction form
    164,094.80/246,142.20 = 39,435.80/x
  3. Step 3: Cross multiply
    164,094.80x = 246,142.20 × 39,435.80
  4. Step 4: Simplify right side
    164,094.80x = 9,706,814,570.76
  5. Step 5: Solve for x
    x = 9,706,814,570.76/164,094.80
  6. Step 6: Final answer
    x = 59,153.70

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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.