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Finding the Fourth Proportional to 66,324.24, 99,483.12 and 24,768

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Solution

The fourth proportional to 66,324.24, 99,483.12 and 24,768 is: 37,150.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,324.24 : 99,483.12 = 24,768 : x
  2. Step 2: Convert to fraction form
    66,324.24/99,483.12 = 24,768/x
  3. Step 3: Cross multiply
    66,324.24x = 99,483.12 × 24,768
  4. Step 4: Simplify right side
    66,324.24x = 2,463,997,916.16
  5. Step 5: Solve for x
    x = 2,463,997,916.16/66,324.24
  6. Step 6: Final answer
    x = 37,150.79

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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.