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Finding the Fourth Proportional to 62,607.42, 86,398.07 and 33,927.87

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Solution

The fourth proportional to 62,607.42, 86,398.07 and 33,927.87 is: 46,820.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,607.42 : 86,398.07 = 33,927.87 : x
  2. Step 2: Convert to fraction form
    62,607.42/86,398.07 = 33,927.87/x
  3. Step 3: Cross multiply
    62,607.42x = 86,398.07 × 33,927.87
  4. Step 4: Simplify right side
    62,607.42x = 2,931,302,317.57
  5. Step 5: Solve for x
    x = 2,931,302,317.57/62,607.42
  6. Step 6: Final answer
    x = 46,820.37

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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.