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Finding the Fourth Proportional to 245,541.52, 368,310.65 and 63,172.04

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Solution

The fourth proportional to 245,541.52, 368,310.65 and 63,172.04 is: 94,757.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,541.52 : 368,310.65 = 63,172.04 : x
  2. Step 2: Convert to fraction form
    245,541.52/368,310.65 = 63,172.04/x
  3. Step 3: Cross multiply
    245,541.52x = 368,310.65 × 63,172.04
  4. Step 4: Simplify right side
    245,541.52x = 23,266,935,114.23
  5. Step 5: Solve for x
    x = 23,266,935,114.23/245,541.52
  6. Step 6: Final answer
    x = 94,757.64

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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.