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Finding the Fourth Proportional to 185,959.25, 256,622.81 and 101,076.77

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Solution

The fourth proportional to 185,959.25, 256,622.81 and 101,076.77 is: 139,485.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,959.25 : 256,622.81 = 101,076.77 : x
  2. Step 2: Convert to fraction form
    185,959.25/256,622.81 = 101,076.77/x
  3. Step 3: Cross multiply
    185,959.25x = 256,622.81 × 101,076.77
  4. Step 4: Simplify right side
    185,959.25x = 25,938,604,237.74
  5. Step 5: Solve for x
    x = 25,938,604,237.74/185,959.25
  6. Step 6: Final answer
    x = 139,485.42

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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.