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Finding the Fourth Proportional to 36,937.57, 55,406.35 and 9,235.57

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Solution

The fourth proportional to 36,937.57, 55,406.35 and 9,235.57 is: 13,853.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,937.57 : 55,406.35 = 9,235.57 : x
  2. Step 2: Convert to fraction form
    36,937.57/55,406.35 = 9,235.57/x
  3. Step 3: Cross multiply
    36,937.57x = 55,406.35 × 9,235.57
  4. Step 4: Simplify right side
    36,937.57x = 511,708,900.66
  5. Step 5: Solve for x
    x = 511,708,900.66/36,937.57
  6. Step 6: Final answer
    x = 13,853.35

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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.