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Finding the Fourth Proportional to 58,793.58, 81,132.84 and 34,919.64

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Solution

The fourth proportional to 58,793.58, 81,132.84 and 34,919.64 is: 48,187.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,793.58 : 81,132.84 = 34,919.64 : x
  2. Step 2: Convert to fraction form
    58,793.58/81,132.84 = 34,919.64/x
  3. Step 3: Cross multiply
    58,793.58x = 81,132.84 × 34,919.64
  4. Step 4: Simplify right side
    58,793.58x = 2,833,129,564.98
  5. Step 5: Solve for x
    x = 2,833,129,564.98/58,793.58
  6. Step 6: Final answer
    x = 48,187.74

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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.