Home / 148,618.40-205,093.38-84,957.62

Finding the Fourth Proportional to 148,618.40, 205,093.38 and 84,957.62

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Solution

The fourth proportional to 148,618.40, 205,093.38 and 84,957.62 is: 117,241.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,618.40 : 205,093.38 = 84,957.62 : x
  2. Step 2: Convert to fraction form
    148,618.40/205,093.38 = 84,957.62/x
  3. Step 3: Cross multiply
    148,618.40x = 205,093.38 × 84,957.62
  4. Step 4: Simplify right side
    148,618.40x = 17,424,245,442.56
  5. Step 5: Solve for x
    x = 17,424,245,442.56/148,618.40
  6. Step 6: Final answer
    x = 117,241.51

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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.