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Finding the Fourth Proportional to 62,897.51, 86,810.97 and 36,058.04

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Solution

The fourth proportional to 62,897.51, 86,810.97 and 36,058.04 is: 49,767.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,897.51 : 86,810.97 = 36,058.04 : x
  2. Step 2: Convert to fraction form
    62,897.51/86,810.97 = 36,058.04/x
  3. Step 3: Cross multiply
    62,897.51x = 86,810.97 × 36,058.04
  4. Step 4: Simplify right side
    62,897.51x = 3,130,233,428.70
  5. Step 5: Solve for x
    x = 3,130,233,428.70/62,897.51
  6. Step 6: Final answer
    x = 49,767.21

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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.