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Finding the Fourth Proportional to 62,681.88, 94,018.29 and 29,409.51

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Solution

The fourth proportional to 62,681.88, 94,018.29 and 29,409.51 is: 44,112.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,681.88 : 94,018.29 = 29,409.51 : x
  2. Step 2: Convert to fraction form
    62,681.88/94,018.29 = 29,409.51/x
  3. Step 3: Cross multiply
    62,681.88x = 94,018.29 × 29,409.51
  4. Step 4: Simplify right side
    62,681.88x = 2,765,031,839.94
  5. Step 5: Solve for x
    x = 2,765,031,839.94/62,681.88
  6. Step 6: Final answer
    x = 44,112.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.