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Finding the Fourth Proportional to 115,804.84, 173,681.11 and 58,821.03

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Solution

The fourth proportional to 115,804.84, 173,681.11 and 58,821.03 is: 88,218.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,804.84 : 173,681.11 = 58,821.03 : x
  2. Step 2: Convert to fraction form
    115,804.84/173,681.11 = 58,821.03/x
  3. Step 3: Cross multiply
    115,804.84x = 173,681.11 × 58,821.03
  4. Step 4: Simplify right side
    115,804.84x = 10,216,101,634.69
  5. Step 5: Solve for x
    x = 10,216,101,634.69/115,804.84
  6. Step 6: Final answer
    x = 88,218.26

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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.