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Finding the Fourth Proportional to 36,628.88, 50,547.87 and 19,861.88

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Solution

The fourth proportional to 36,628.88, 50,547.87 and 19,861.88 is: 27,409.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,628.88 : 50,547.87 = 19,861.88 : x
  2. Step 2: Convert to fraction form
    36,628.88/50,547.87 = 19,861.88/x
  3. Step 3: Cross multiply
    36,628.88x = 50,547.87 × 19,861.88
  4. Step 4: Simplify right side
    36,628.88x = 1,003,975,475.46
  5. Step 5: Solve for x
    x = 1,003,975,475.46/36,628.88
  6. Step 6: Final answer
    x = 27,409.40

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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.