Home / 148,049.11-204,307.18-80,066.16

Finding the Fourth Proportional to 148,049.11, 204,307.18 and 80,066.16

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Solution

The fourth proportional to 148,049.11, 204,307.18 and 80,066.16 is: 110,490.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,049.11 : 204,307.18 = 80,066.16 : x
  2. Step 2: Convert to fraction form
    148,049.11/204,307.18 = 80,066.16/x
  3. Step 3: Cross multiply
    148,049.11x = 204,307.18 × 80,066.16
  4. Step 4: Simplify right side
    148,049.11x = 16,358,089,941.16
  5. Step 5: Solve for x
    x = 16,358,089,941.16/148,049.11
  6. Step 6: Final answer
    x = 110,490.97

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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.