Home / 148,577.04-205,034.58-80,592.75

Finding the Fourth Proportional to 148,577.04, 205,034.58 and 80,592.75

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Solution

The fourth proportional to 148,577.04, 205,034.58 and 80,592.75 is: 111,217.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,577.04 : 205,034.58 = 80,592.75 : x
  2. Step 2: Convert to fraction form
    148,577.04/205,034.58 = 80,592.75/x
  3. Step 3: Cross multiply
    148,577.04x = 205,034.58 × 80,592.75
  4. Step 4: Simplify right side
    148,577.04x = 16,524,300,647.30
  5. Step 5: Solve for x
    x = 16,524,300,647.30/148,577.04
  6. Step 6: Final answer
    x = 111,217.05

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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.