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Finding the Fourth Proportional to 169,480.22, 254,303.25 and 68,274.06

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Solution

The fourth proportional to 169,480.22, 254,303.25 and 68,274.06 is: 102,444.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,480.22 : 254,303.25 = 68,274.06 : x
  2. Step 2: Convert to fraction form
    169,480.22/254,303.25 = 68,274.06/x
  3. Step 3: Cross multiply
    169,480.22x = 254,303.25 × 68,274.06
  4. Step 4: Simplify right side
    169,480.22x = 17,362,314,139.03
  5. Step 5: Solve for x
    x = 17,362,314,139.03/169,480.22
  6. Step 6: Final answer
    x = 102,444.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.