Home / 148,023.75-204,277.64-80,955.75

Finding the Fourth Proportional to 148,023.75, 204,277.64 and 80,955.75

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Solution

The fourth proportional to 148,023.75, 204,277.64 and 80,955.75 is: 111,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,023.75 : 204,277.64 = 80,955.75 : x
  2. Step 2: Convert to fraction form
    148,023.75/204,277.64 = 80,955.75/x
  3. Step 3: Cross multiply
    148,023.75x = 204,277.64 × 80,955.75
  4. Step 4: Simplify right side
    148,023.75x = 16,537,449,554.43
  5. Step 5: Solve for x
    x = 16,537,449,554.43/148,023.75
  6. Step 6: Final answer
    x = 111,721.60

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1.5x scale

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.