Home / 148,322.75-204,683.76-80,338.03

Finding the Fourth Proportional to 148,322.75, 204,683.76 and 80,338.03

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Solution

The fourth proportional to 148,322.75, 204,683.76 and 80,338.03 is: 110,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,322.75 : 204,683.76 = 80,338.03 : x
  2. Step 2: Convert to fraction form
    148,322.75/204,683.76 = 80,338.03/x
  3. Step 3: Cross multiply
    148,322.75x = 204,683.76 × 80,338.03
  4. Step 4: Simplify right side
    148,322.75x = 16,443,889,539.68
  5. Step 5: Solve for x
    x = 16,443,889,539.68/148,322.75
  6. Step 6: Final answer
    x = 110,865.60

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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.