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Finding the Fourth Proportional to 186,179.88, 256,923.18 and 101,295.12

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Solution

The fourth proportional to 186,179.88, 256,923.18 and 101,295.12 is: 139,784.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,179.88 : 256,923.18 = 101,295.12 : x
  2. Step 2: Convert to fraction form
    186,179.88/256,923.18 = 101,295.12/x
  3. Step 3: Cross multiply
    186,179.88x = 256,923.18 × 101,295.12
  4. Step 4: Simplify right side
    186,179.88x = 26,025,064,348.88
  5. Step 5: Solve for x
    x = 26,025,064,348.88/186,179.88
  6. Step 6: Final answer
    x = 139,784.52

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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.