Home / 192,806.28-266,075.40-111,089.46

Finding the Fourth Proportional to 192,806.28, 266,075.40 and 111,089.46

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Solution

The fourth proportional to 192,806.28, 266,075.40 and 111,089.46 is: 153,305.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,806.28 : 266,075.40 = 111,089.46 : x
  2. Step 2: Convert to fraction form
    192,806.28/266,075.40 = 111,089.46/x
  3. Step 3: Cross multiply
    192,806.28x = 266,075.40 × 111,089.46
  4. Step 4: Simplify right side
    192,806.28x = 29,558,172,505.28
  5. Step 5: Solve for x
    x = 29,558,172,505.28/192,806.28
  6. Step 6: Final answer
    x = 153,305.03

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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.