Home / 104,969.12-157,453.08-26,083.30

Finding the Fourth Proportional to 104,969.12, 157,453.08 and 26,083.30

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Solution

The fourth proportional to 104,969.12, 157,453.08 and 26,083.30 is: 39,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,969.12 : 157,453.08 = 26,083.30 : x
  2. Step 2: Convert to fraction form
    104,969.12/157,453.08 = 26,083.30/x
  3. Step 3: Cross multiply
    104,969.12x = 157,453.08 × 26,083.30
  4. Step 4: Simplify right side
    104,969.12x = 4,106,895,921.56
  5. Step 5: Solve for x
    x = 4,106,895,921.56/104,969.12
  6. Step 6: Final answer
    x = 39,124.80

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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.