Home / 148,279.26-204,625.80-80,297.04

Finding the Fourth Proportional to 148,279.26, 204,625.80 and 80,297.04

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Solution

The fourth proportional to 148,279.26, 204,625.80 and 80,297.04 is: 110,810.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,279.26 : 204,625.80 = 80,297.04 : x
  2. Step 2: Convert to fraction form
    148,279.26/204,625.80 = 80,297.04/x
  3. Step 3: Cross multiply
    148,279.26x = 204,625.80 × 80,297.04
  4. Step 4: Simplify right side
    148,279.26x = 16,430,846,047.63
  5. Step 5: Solve for x
    x = 16,430,846,047.63/148,279.26
  6. Step 6: Final answer
    x = 110,810.14

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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.