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Finding the Fourth Proportional to 38,952, 58,429.08 and 11,250

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Solution

The fourth proportional to 38,952, 58,429.08 and 11,250 is: 16,875.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,952 : 58,429.08 = 11,250 : x
  2. Step 2: Convert to fraction form
    38,952/58,429.08 = 11,250/x
  3. Step 3: Cross multiply
    38,952x = 58,429.08 × 11,250
  4. Step 4: Simplify right side
    38,952x = 657,327,150
  5. Step 5: Solve for x
    x = 657,327,150/38,952
  6. Step 6: Final answer
    x = 16,875.31

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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.