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Finding the Fourth Proportional to 163,549.88, 245,324.81 and 43,607.24

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Solution

The fourth proportional to 163,549.88, 245,324.81 and 43,607.24 is: 65,410.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,549.88 : 245,324.81 = 43,607.24 : x
  2. Step 2: Convert to fraction form
    163,549.88/245,324.81 = 43,607.24/x
  3. Step 3: Cross multiply
    163,549.88x = 245,324.81 × 43,607.24
  4. Step 4: Simplify right side
    163,549.88x = 10,697,936,750.02
  5. Step 5: Solve for x
    x = 10,697,936,750.02/163,549.88
  6. Step 6: Final answer
    x = 65,410.85

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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.