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Finding the Fourth Proportional to 62,501.60, 86,241.84 and 35,646.06

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Solution

The fourth proportional to 62,501.60, 86,241.84 and 35,646.06 is: 49,185.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,501.60 : 86,241.84 = 35,646.06 : x
  2. Step 2: Convert to fraction form
    62,501.60/86,241.84 = 35,646.06/x
  3. Step 3: Cross multiply
    62,501.60x = 86,241.84 × 35,646.06
  4. Step 4: Simplify right side
    62,501.60x = 3,074,181,803.15
  5. Step 5: Solve for x
    x = 3,074,181,803.15/62,501.60
  6. Step 6: Final answer
    x = 49,185.65

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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.