Home / 198,075.86-273,340.94-112,033.34

Finding the Fourth Proportional to 198,075.86, 273,340.94 and 112,033.34

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Solution

The fourth proportional to 198,075.86, 273,340.94 and 112,033.34 is: 154,603.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,075.86 : 273,340.94 = 112,033.34 : x
  2. Step 2: Convert to fraction form
    198,075.86/273,340.94 = 112,033.34/x
  3. Step 3: Cross multiply
    198,075.86x = 273,340.94 × 112,033.34
  4. Step 4: Simplify right side
    198,075.86x = 30,623,298,466.94
  5. Step 5: Solve for x
    x = 30,623,298,466.94/198,075.86
  6. Step 6: Final answer
    x = 154,603.89

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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.