Home / 148,271.67-204,629.58-84,619.04

Finding the Fourth Proportional to 148,271.67, 204,629.58 and 84,619.04

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Solution

The fourth proportional to 148,271.67, 204,629.58 and 84,619.04 is: 116,782.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,271.67 : 204,629.58 = 84,619.04 : x
  2. Step 2: Convert to fraction form
    148,271.67/204,629.58 = 84,619.04/x
  3. Step 3: Cross multiply
    148,271.67x = 204,629.58 × 84,619.04
  4. Step 4: Simplify right side
    148,271.67x = 17,315,557,592.06
  5. Step 5: Solve for x
    x = 17,315,557,592.06/148,271.67
  6. Step 6: Final answer
    x = 116,782.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.