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Finding the Fourth Proportional to 186,253.64, 277,817.53 and 170,969.48

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Solution

The fourth proportional to 186,253.64, 277,817.53 and 170,969.48 is: 255,019.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,253.64 : 277,817.53 = 170,969.48 : x
  2. Step 2: Convert to fraction form
    186,253.64/277,817.53 = 170,969.48/x
  3. Step 3: Cross multiply
    186,253.64x = 277,817.53 × 170,969.48
  4. Step 4: Simplify right side
    186,253.64x = 47,498,318,638.98
  5. Step 5: Solve for x
    x = 47,498,318,638.98/186,253.64
  6. Step 6: Final answer
    x = 255,019.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.