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Finding the Fourth Proportional to 52,606, 72,598.44 and 30,250

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Solution

The fourth proportional to 52,606, 72,598.44 and 30,250 is: 41,746.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,606 : 72,598.44 = 30,250 : x
  2. Step 2: Convert to fraction form
    52,606/72,598.44 = 30,250/x
  3. Step 3: Cross multiply
    52,606x = 72,598.44 × 30,250
  4. Step 4: Simplify right side
    52,606x = 2,196,102,810
  5. Step 5: Solve for x
    x = 2,196,102,810/52,606
  6. Step 6: Final answer
    x = 41,746.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.