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Finding the Fourth Proportional to 19,339.32, 29,007 and 6,201.12

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Solution

The fourth proportional to 19,339.32, 29,007 and 6,201.12 is: 9,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,339.32 : 29,007 = 6,201.12 : x
  2. Step 2: Convert to fraction form
    19,339.32/29,007 = 6,201.12/x
  3. Step 3: Cross multiply
    19,339.32x = 29,007 × 6,201.12
  4. Step 4: Simplify right side
    19,339.32x = 179,875,887.84
  5. Step 5: Solve for x
    x = 179,875,887.84/19,339.32
  6. Step 6: Final answer
    x = 9,301.05

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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.