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Finding the Fourth Proportional to 104,907.97, 157,499.13 and 62,291.17

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Solution

The fourth proportional to 104,907.97, 157,499.13 and 62,291.17 is: 93,518.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,907.97 : 157,499.13 = 62,291.17 : x
  2. Step 2: Convert to fraction form
    104,907.97/157,499.13 = 62,291.17/x
  3. Step 3: Cross multiply
    104,907.97x = 157,499.13 × 62,291.17
  4. Step 4: Simplify right side
    104,907.97x = 9,810,805,081.68
  5. Step 5: Solve for x
    x = 9,810,805,081.68/104,907.97
  6. Step 6: Final answer
    x = 93,518.21

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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.