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Finding the Fourth Proportional to 62,506.84, 86,261.82 and 35,653.72

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Solution

The fourth proportional to 62,506.84, 86,261.82 and 35,653.72 is: 49,203.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,506.84 : 86,261.82 = 35,653.72 : x
  2. Step 2: Convert to fraction form
    62,506.84/86,261.82 = 35,653.72/x
  3. Step 3: Cross multiply
    62,506.84x = 86,261.82 × 35,653.72
  4. Step 4: Simplify right side
    62,506.84x = 3,075,554,776.97
  5. Step 5: Solve for x
    x = 3,075,554,776.97/62,506.84
  6. Step 6: Final answer
    x = 49,203.49

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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.