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Finding the Fourth Proportional to 58,341.69, 80,512.07 and 32,843.12

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Solution

The fourth proportional to 58,341.69, 80,512.07 and 32,843.12 is: 45,323.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,341.69 : 80,512.07 = 32,843.12 : x
  2. Step 2: Convert to fraction form
    58,341.69/80,512.07 = 32,843.12/x
  3. Step 3: Cross multiply
    58,341.69x = 80,512.07 × 32,843.12
  4. Step 4: Simplify right side
    58,341.69x = 2,644,267,009.68
  5. Step 5: Solve for x
    x = 2,644,267,009.68/58,341.69
  6. Step 6: Final answer
    x = 45,323.80

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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.