Home / 100,821.57-151,266.39-44,653.95

Finding the Fourth Proportional to 100,821.57, 151,266.39 and 44,653.95

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Solution

The fourth proportional to 100,821.57, 151,266.39 and 44,653.95 is: 66,996.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,821.57 : 151,266.39 = 44,653.95 : x
  2. Step 2: Convert to fraction form
    100,821.57/151,266.39 = 44,653.95/x
  3. Step 3: Cross multiply
    100,821.57x = 151,266.39 × 44,653.95
  4. Step 4: Simplify right side
    100,821.57x = 6,754,641,815.74
  5. Step 5: Solve for x
    x = 6,754,641,815.74/100,821.57
  6. Step 6: Final answer
    x = 66,996.00

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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.