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Finding the Fourth Proportional to 58,594.70, 80,865.66 and 33,105.74

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Solution

The fourth proportional to 58,594.70, 80,865.66 and 33,105.74 is: 45,688.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,594.70 : 80,865.66 = 33,105.74 : x
  2. Step 2: Convert to fraction form
    58,594.70/80,865.66 = 33,105.74/x
  3. Step 3: Cross multiply
    58,594.70x = 80,865.66 × 33,105.74
  4. Step 4: Simplify right side
    58,594.70x = 2,677,117,514.89
  5. Step 5: Solve for x
    x = 2,677,117,514.89/58,594.70
  6. Step 6: Final answer
    x = 45,688.73

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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.