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Finding the Fourth Proportional to 62,173.32, 85,795.02 and 36,678.36

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Solution

The fourth proportional to 62,173.32, 85,795.02 and 36,678.36 is: 50,613.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,173.32 : 85,795.02 = 36,678.36 : x
  2. Step 2: Convert to fraction form
    62,173.32/85,795.02 = 36,678.36/x
  3. Step 3: Cross multiply
    62,173.32x = 85,795.02 × 36,678.36
  4. Step 4: Simplify right side
    62,173.32x = 3,146,820,629.77
  5. Step 5: Solve for x
    x = 3,146,820,629.77/62,173.32
  6. Step 6: Final answer
    x = 50,613.68

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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.