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Finding the Fourth Proportional to 186,697.95, 281,055.95 and 170,164.23

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Solution

The fourth proportional to 186,697.95, 281,055.95 and 170,164.23 is: 256,166.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,697.95 : 281,055.95 = 170,164.23 : x
  2. Step 2: Convert to fraction form
    186,697.95/281,055.95 = 170,164.23/x
  3. Step 3: Cross multiply
    186,697.95x = 281,055.95 × 170,164.23
  4. Step 4: Simplify right side
    186,697.95x = 47,825,668,467.85
  5. Step 5: Solve for x
    x = 47,825,668,467.85/186,697.95
  6. Step 6: Final answer
    x = 256,166.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.