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Finding the Fourth Proportional to 62,707.32, 86,536.02 and 35,850.42

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Solution

The fourth proportional to 62,707.32, 86,536.02 and 35,850.42 is: 49,473.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,707.32 : 86,536.02 = 35,850.42 : x
  2. Step 2: Convert to fraction form
    62,707.32/86,536.02 = 35,850.42/x
  3. Step 3: Cross multiply
    62,707.32x = 86,536.02 × 35,850.42
  4. Step 4: Simplify right side
    62,707.32x = 3,102,352,662.13
  5. Step 5: Solve for x
    x = 3,102,352,662.13/62,707.32
  6. Step 6: Final answer
    x = 49,473.53

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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.