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Finding the Fourth Proportional to 186,494.01, 257,361.73 and 101,611.07

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Solution

The fourth proportional to 186,494.01, 257,361.73 and 101,611.07 is: 140,223.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,494.01 : 257,361.73 = 101,611.07 : x
  2. Step 2: Convert to fraction form
    186,494.01/257,361.73 = 101,611.07/x
  3. Step 3: Cross multiply
    186,494.01x = 257,361.73 × 101,611.07
  4. Step 4: Simplify right side
    186,494.01x = 26,150,800,762.35
  5. Step 5: Solve for x
    x = 26,150,800,762.35/186,494.01
  6. Step 6: Final answer
    x = 140,223.27

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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.