Home / 268,314.73-370,193.49-160,845.55

Finding the Fourth Proportional to 268,314.73, 370,193.49 and 160,845.55

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Solution

The fourth proportional to 268,314.73, 370,193.49 and 160,845.55 is: 221,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,314.73 : 370,193.49 = 160,845.55 : x
  2. Step 2: Convert to fraction form
    268,314.73/370,193.49 = 160,845.55/x
  3. Step 3: Cross multiply
    268,314.73x = 370,193.49 × 160,845.55
  4. Step 4: Simplify right side
    268,314.73x = 59,543,974,579.99
  5. Step 5: Solve for x
    x = 59,543,974,579.99/268,314.73
  6. Step 6: Final answer
    x = 221,918.40

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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.