Home / 276,917.73-382,145.99-149,592.93

Finding the Fourth Proportional to 276,917.73, 382,145.99 and 149,592.93

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Solution

The fourth proportional to 276,917.73, 382,145.99 and 149,592.93 is: 206,437.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,917.73 : 382,145.99 = 149,592.93 : x
  2. Step 2: Convert to fraction form
    276,917.73/382,145.99 = 149,592.93/x
  3. Step 3: Cross multiply
    276,917.73x = 382,145.99 × 149,592.93
  4. Step 4: Simplify right side
    276,917.73x = 57,166,337,583.89
  5. Step 5: Solve for x
    x = 57,166,337,583.89/276,917.73
  6. Step 6: Final answer
    x = 206,437.98

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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.