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Finding the Fourth Proportional to 62,699.32, 86,525.07 and 35,842.42

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Solution

The fourth proportional to 62,699.32, 86,525.07 and 35,842.42 is: 49,462.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,699.32 : 86,525.07 = 35,842.42 : x
  2. Step 2: Convert to fraction form
    62,699.32/86,525.07 = 35,842.42/x
  3. Step 3: Cross multiply
    62,699.32x = 86,525.07 × 35,842.42
  4. Step 4: Simplify right side
    62,699.32x = 3,101,267,899.47
  5. Step 5: Solve for x
    x = 3,101,267,899.47/62,699.32
  6. Step 6: Final answer
    x = 49,462.54

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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.