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Finding the Fourth Proportional to 53,667.56, 80,501.34 and 16,731.56

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Solution

The fourth proportional to 53,667.56, 80,501.34 and 16,731.56 is: 25,097.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,667.56 : 80,501.34 = 16,731.56 : x
  2. Step 2: Convert to fraction form
    53,667.56/80,501.34 = 16,731.56/x
  3. Step 3: Cross multiply
    53,667.56x = 80,501.34 × 16,731.56
  4. Step 4: Simplify right side
    53,667.56x = 1,346,913,264.29
  5. Step 5: Solve for x
    x = 1,346,913,264.29/53,667.56
  6. Step 6: Final answer
    x = 25,097.34

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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.