Home / 277,203.08-382,540.02-149,877.56

Finding the Fourth Proportional to 277,203.08, 382,540.02 and 149,877.56

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Solution

The fourth proportional to 277,203.08, 382,540.02 and 149,877.56 is: 206,830.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,203.08 : 382,540.02 = 149,877.56 : x
  2. Step 2: Convert to fraction form
    277,203.08/382,540.02 = 149,877.56/x
  3. Step 3: Cross multiply
    277,203.08x = 382,540.02 × 149,877.56
  4. Step 4: Simplify right side
    277,203.08x = 57,334,162,887.25
  5. Step 5: Solve for x
    x = 57,334,162,887.25/277,203.08
  6. Step 6: Final answer
    x = 206,830.91

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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.