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Finding the Fourth Proportional to 58,524.66, 80,763.76 and 31,667.64

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Solution

The fourth proportional to 58,524.66, 80,763.76 and 31,667.64 is: 43,701.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,524.66 : 80,763.76 = 31,667.64 : x
  2. Step 2: Convert to fraction form
    58,524.66/80,763.76 = 31,667.64/x
  3. Step 3: Cross multiply
    58,524.66x = 80,763.76 × 31,667.64
  4. Step 4: Simplify right side
    58,524.66x = 2,557,597,272.91
  5. Step 5: Solve for x
    x = 2,557,597,272.91/58,524.66
  6. Step 6: Final answer
    x = 43,701.19

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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.