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Finding the Fourth Proportional to 36,362.16, 54,543.48 and 11,738.16

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Solution

The fourth proportional to 36,362.16, 54,543.48 and 11,738.16 is: 17,607.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,362.16 : 54,543.48 = 11,738.16 : x
  2. Step 2: Convert to fraction form
    36,362.16/54,543.48 = 11,738.16/x
  3. Step 3: Cross multiply
    36,362.16x = 54,543.48 × 11,738.16
  4. Step 4: Simplify right side
    36,362.16x = 640,240,095.20
  5. Step 5: Solve for x
    x = 640,240,095.20/36,362.16
  6. Step 6: Final answer
    x = 17,607.32

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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.