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Finding the Fourth Proportional to 186,168.28, 256,901.36 and 104,488.94

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Solution

The fourth proportional to 186,168.28, 256,901.36 and 104,488.94 is: 144,188.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,168.28 : 256,901.36 = 104,488.94 : x
  2. Step 2: Convert to fraction form
    186,168.28/256,901.36 = 104,488.94/x
  3. Step 3: Cross multiply
    186,168.28x = 256,901.36 × 104,488.94
  4. Step 4: Simplify right side
    186,168.28x = 26,843,350,790.96
  5. Step 5: Solve for x
    x = 26,843,350,790.96/186,168.28
  6. Step 6: Final answer
    x = 144,188.64

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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.