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Finding the Fourth Proportional to 216,094.92, 324,142.44 and 58,323.36

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Solution

The fourth proportional to 216,094.92, 324,142.44 and 58,323.36 is: 87,485.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,094.92 : 324,142.44 = 58,323.36 : x
  2. Step 2: Convert to fraction form
    216,094.92/324,142.44 = 58,323.36/x
  3. Step 3: Cross multiply
    216,094.92x = 324,142.44 × 58,323.36
  4. Step 4: Simplify right side
    216,094.92x = 18,905,076,219.40
  5. Step 5: Solve for x
    x = 18,905,076,219.40/216,094.92
  6. Step 6: Final answer
    x = 87,485.06

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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.