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Finding the Fourth Proportional to 68,225.01, 102,373.05 and 51,580.11

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Solution

The fourth proportional to 68,225.01, 102,373.05 and 51,580.11 is: 77,397.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,225.01 : 102,373.05 = 51,580.11 : x
  2. Step 2: Convert to fraction form
    68,225.01/102,373.05 = 51,580.11/x
  3. Step 3: Cross multiply
    68,225.01x = 102,373.05 × 51,580.11
  4. Step 4: Simplify right side
    68,225.01x = 5,280,413,180.04
  5. Step 5: Solve for x
    x = 5,280,413,180.04/68,225.01
  6. Step 6: Final answer
    x = 77,397.03

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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.