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Finding the Fourth Proportional to 164,112.60, 246,168.90 and 163,075.80

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Solution

The fourth proportional to 164,112.60, 246,168.90 and 163,075.80 is: 244,613.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,112.60 : 246,168.90 = 163,075.80 : x
  2. Step 2: Convert to fraction form
    164,112.60/246,168.90 = 163,075.80/x
  3. Step 3: Cross multiply
    164,112.60x = 246,168.90 × 163,075.80
  4. Step 4: Simplify right side
    164,112.60x = 40,144,190,302.62
  5. Step 5: Solve for x
    x = 40,144,190,302.62/164,112.60
  6. Step 6: Final answer
    x = 244,613.70

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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.