Home / 277,181.09-382,510.83-149,857.59

Finding the Fourth Proportional to 277,181.09, 382,510.83 and 149,857.59

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Solution

The fourth proportional to 277,181.09, 382,510.83 and 149,857.59 is: 206,803.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,181.09 : 382,510.83 = 149,857.59 : x
  2. Step 2: Convert to fraction form
    277,181.09/382,510.83 = 149,857.59/x
  3. Step 3: Cross multiply
    277,181.09x = 382,510.83 × 149,857.59
  4. Step 4: Simplify right side
    277,181.09x = 57,322,151,132.70
  5. Step 5: Solve for x
    x = 57,322,151,132.70/277,181.09
  6. Step 6: Final answer
    x = 206,803.98

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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.