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Finding the Fourth Proportional to 186,179.77, 256,928.08 and 101,297.44

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Solution

The fourth proportional to 186,179.77, 256,928.08 and 101,297.44 is: 139,790.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,179.77 : 256,928.08 = 101,297.44 : x
  2. Step 2: Convert to fraction form
    186,179.77/256,928.08 = 101,297.44/x
  3. Step 3: Cross multiply
    186,179.77x = 256,928.08 × 101,297.44
  4. Step 4: Simplify right side
    186,179.77x = 26,026,155,295.84
  5. Step 5: Solve for x
    x = 26,026,155,295.84/186,179.77
  6. Step 6: Final answer
    x = 139,790.46

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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.