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Finding the Fourth Proportional to 58,575.50, 80,848.77 and 33,439.58

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Solution

The fourth proportional to 58,575.50, 80,848.77 and 33,439.58 is: 46,154.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,575.50 : 80,848.77 = 33,439.58 : x
  2. Step 2: Convert to fraction form
    58,575.50/80,848.77 = 33,439.58/x
  3. Step 3: Cross multiply
    58,575.50x = 80,848.77 × 33,439.58
  4. Step 4: Simplify right side
    58,575.50x = 2,703,548,912.32
  5. Step 5: Solve for x
    x = 2,703,548,912.32/58,575.50
  6. Step 6: Final answer
    x = 46,154.94

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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.