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Finding the Fourth Proportional to 58,695.49, 80,987.96 and 37,193.64

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Solution

The fourth proportional to 58,695.49, 80,987.96 and 37,193.64 is: 51,319.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,695.49 : 80,987.96 = 37,193.64 : x
  2. Step 2: Convert to fraction form
    58,695.49/80,987.96 = 37,193.64/x
  3. Step 3: Cross multiply
    58,695.49x = 80,987.96 × 37,193.64
  4. Step 4: Simplify right side
    58,695.49x = 3,012,236,817.85
  5. Step 5: Solve for x
    x = 3,012,236,817.85/58,695.49
  6. Step 6: Final answer
    x = 51,319.73

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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.