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Finding the Fourth Proportional to 65,837.07, 98,755.61 and 36,239.67

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Solution

The fourth proportional to 65,837.07, 98,755.61 and 36,239.67 is: 54,359.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,837.07 : 98,755.61 = 36,239.67 : x
  2. Step 2: Convert to fraction form
    65,837.07/98,755.61 = 36,239.67/x
  3. Step 3: Cross multiply
    65,837.07x = 98,755.61 × 36,239.67
  4. Step 4: Simplify right side
    65,837.07x = 3,578,870,535.85
  5. Step 5: Solve for x
    x = 3,578,870,535.85/65,837.07
  6. Step 6: Final answer
    x = 54,359.51

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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.