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Finding the Fourth Proportional to 64,844.40, 97,266.60 and 18,097.20

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Solution

The fourth proportional to 64,844.40, 97,266.60 and 18,097.20 is: 27,145.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,844.40 : 97,266.60 = 18,097.20 : x
  2. Step 2: Convert to fraction form
    64,844.40/97,266.60 = 18,097.20/x
  3. Step 3: Cross multiply
    64,844.40x = 97,266.60 × 18,097.20
  4. Step 4: Simplify right side
    64,844.40x = 1,760,253,113.52
  5. Step 5: Solve for x
    x = 1,760,253,113.52/64,844.40
  6. Step 6: Final answer
    x = 27,145.80

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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.