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Finding the Fourth Proportional to 62,943.04, 86,858.80 and 36,066.84

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Solution

The fourth proportional to 62,943.04, 86,858.80 and 36,066.84 is: 49,770.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,943.04 : 86,858.80 = 36,066.84 : x
  2. Step 2: Convert to fraction form
    62,943.04/86,858.80 = 36,066.84/x
  3. Step 3: Cross multiply
    62,943.04x = 86,858.80 × 36,066.84
  4. Step 4: Simplify right side
    62,943.04x = 3,132,722,442.19
  5. Step 5: Solve for x
    x = 3,132,722,442.19/62,943.04
  6. Step 6: Final answer
    x = 49,770.75

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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.