Home / 276,887.07-382,199.09-162,202.50

Finding the Fourth Proportional to 276,887.07, 382,199.09 and 162,202.50

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Solution

The fourth proportional to 276,887.07, 382,199.09 and 162,202.50 is: 223,895.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,887.07 : 382,199.09 = 162,202.50 : x
  2. Step 2: Convert to fraction form
    276,887.07/382,199.09 = 162,202.50/x
  3. Step 3: Cross multiply
    276,887.07x = 382,199.09 × 162,202.50
  4. Step 4: Simplify right side
    276,887.07x = 61,993,647,084.71
  5. Step 5: Solve for x
    x = 61,993,647,084.71/276,887.07
  6. Step 6: Final answer
    x = 223,895.06

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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.