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Finding the Fourth Proportional to 36,628.61, 50,547.51 and 19,861.61

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Solution

The fourth proportional to 36,628.61, 50,547.51 and 19,861.61 is: 27,409.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,628.61 : 50,547.51 = 19,861.61 : x
  2. Step 2: Convert to fraction form
    36,628.61/50,547.51 = 19,861.61/x
  3. Step 3: Cross multiply
    36,628.61x = 50,547.51 × 19,861.61
  4. Step 4: Simplify right side
    36,628.61x = 1,003,954,677.35
  5. Step 5: Solve for x
    x = 1,003,954,677.35/36,628.61
  6. Step 6: Final answer
    x = 27,409.03

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1.5x scale

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.