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Finding the Fourth Proportional to 58,453.92, 80,613.44 and 38,303.42

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Solution

The fourth proportional to 58,453.92, 80,613.44 and 38,303.42 is: 52,824.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,453.92 : 80,613.44 = 38,303.42 : x
  2. Step 2: Convert to fraction form
    58,453.92/80,613.44 = 38,303.42/x
  3. Step 3: Cross multiply
    58,453.92x = 80,613.44 × 38,303.42
  4. Step 4: Simplify right side
    58,453.92x = 3,087,770,449.96
  5. Step 5: Solve for x
    x = 3,087,770,449.96/58,453.92
  6. Step 6: Final answer
    x = 52,824.01

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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.