Home / 173,932.40-260,704.20-74,075.60

Finding the Fourth Proportional to 173,932.40, 260,704.20 and 74,075.60

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Solution

The fourth proportional to 173,932.40, 260,704.20 and 74,075.60 is: 111,030.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,932.40 : 260,704.20 = 74,075.60 : x
  2. Step 2: Convert to fraction form
    173,932.40/260,704.20 = 74,075.60/x
  3. Step 3: Cross multiply
    173,932.40x = 260,704.20 × 74,075.60
  4. Step 4: Simplify right side
    173,932.40x = 19,311,820,037.52
  5. Step 5: Solve for x
    x = 19,311,820,037.52/173,932.40
  6. Step 6: Final answer
    x = 111,030.61

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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.