Home / 106,741.98-159,140.03-104,015.52

Finding the Fourth Proportional to 106,741.98, 159,140.03 and 104,015.52

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Solution

The fourth proportional to 106,741.98, 159,140.03 and 104,015.52 is: 155,075.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,741.98 : 159,140.03 = 104,015.52 : x
  2. Step 2: Convert to fraction form
    106,741.98/159,140.03 = 104,015.52/x
  3. Step 3: Cross multiply
    106,741.98x = 159,140.03 × 104,015.52
  4. Step 4: Simplify right side
    106,741.98x = 16,553,032,453.19
  5. Step 5: Solve for x
    x = 16,553,032,453.19/106,741.98
  6. Step 6: Final answer
    x = 155,075.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.