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Finding the Fourth Proportional to 58,523.72, 80,756.86 and 33,027.80

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Solution

The fourth proportional to 58,523.72, 80,756.86 and 33,027.80 is: 45,575.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,523.72 : 80,756.86 = 33,027.80 : x
  2. Step 2: Convert to fraction form
    58,523.72/80,756.86 = 33,027.80/x
  3. Step 3: Cross multiply
    58,523.72x = 80,756.86 × 33,027.80
  4. Step 4: Simplify right side
    58,523.72x = 2,667,221,420.71
  5. Step 5: Solve for x
    x = 2,667,221,420.71/58,523.72
  6. Step 6: Final answer
    x = 45,575.05

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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.