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Finding the Fourth Proportional to 37,263.80, 55,848 and 18,292.80

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Solution

The fourth proportional to 37,263.80, 55,848 and 18,292.80 is: 27,415.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,263.80 : 55,848 = 18,292.80 : x
  2. Step 2: Convert to fraction form
    37,263.80/55,848 = 18,292.80/x
  3. Step 3: Cross multiply
    37,263.80x = 55,848 × 18,292.80
  4. Step 4: Simplify right side
    37,263.80x = 1,021,616,294.40
  5. Step 5: Solve for x
    x = 1,021,616,294.40/37,263.80
  6. Step 6: Final answer
    x = 27,415.78

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1.5x scale

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.