Home / 104,734.80-157,102.20-54,795.60

Finding the Fourth Proportional to 104,734.80, 157,102.20 and 54,795.60

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Solution

The fourth proportional to 104,734.80, 157,102.20 and 54,795.60 is: 82,193.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,734.80 : 157,102.20 = 54,795.60 : x
  2. Step 2: Convert to fraction form
    104,734.80/157,102.20 = 54,795.60/x
  3. Step 3: Cross multiply
    104,734.80x = 157,102.20 × 54,795.60
  4. Step 4: Simplify right side
    104,734.80x = 8,608,509,310.32
  5. Step 5: Solve for x
    x = 8,608,509,310.32/104,734.80
  6. Step 6: Final answer
    x = 82,193.40

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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.