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Finding the Fourth Proportional to 245,224.32, 367,837.68 and 74,447.52

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Solution

The fourth proportional to 245,224.32, 367,837.68 and 74,447.52 is: 111,671.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,224.32 : 367,837.68 = 74,447.52 : x
  2. Step 2: Convert to fraction form
    245,224.32/367,837.68 = 74,447.52/x
  3. Step 3: Cross multiply
    245,224.32x = 367,837.68 × 74,447.52
  4. Step 4: Simplify right side
    245,224.32x = 27,384,603,038.55
  5. Step 5: Solve for x
    x = 27,384,603,038.55/245,224.32
  6. Step 6: Final answer
    x = 111,671.64

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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.