Home / 148,339.04-204,706.56-80,354.48

Finding the Fourth Proportional to 148,339.04, 204,706.56 and 80,354.48

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Solution

The fourth proportional to 148,339.04, 204,706.56 and 80,354.48 is: 110,888.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,339.04 : 204,706.56 = 80,354.48 : x
  2. Step 2: Convert to fraction form
    148,339.04/204,706.56 = 80,354.48/x
  3. Step 3: Cross multiply
    148,339.04x = 204,706.56 × 80,354.48
  4. Step 4: Simplify right side
    148,339.04x = 16,449,089,181.39
  5. Step 5: Solve for x
    x = 16,449,089,181.39/148,339.04
  6. Step 6: Final answer
    x = 110,888.47

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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.