Home / 148,319.44-204,679.58-80,334.81

Finding the Fourth Proportional to 148,319.44, 204,679.58 and 80,334.81

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Solution

The fourth proportional to 148,319.44, 204,679.58 and 80,334.81 is: 110,861.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,319.44 : 204,679.58 = 80,334.81 : x
  2. Step 2: Convert to fraction form
    148,319.44/204,679.58 = 80,334.81/x
  3. Step 3: Cross multiply
    148,319.44x = 204,679.58 × 80,334.81
  4. Step 4: Simplify right side
    148,319.44x = 16,442,894,768.51
  5. Step 5: Solve for x
    x = 16,442,894,768.51/148,319.44
  6. Step 6: Final answer
    x = 110,861.36

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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.