Home / 148,153.33-204,450.04-80,168.82

Finding the Fourth Proportional to 148,153.33, 204,450.04 and 80,168.82

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Solution

The fourth proportional to 148,153.33, 204,450.04 and 80,168.82 is: 110,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,153.33 : 204,450.04 = 80,168.82 : x
  2. Step 2: Convert to fraction form
    148,153.33/204,450.04 = 80,168.82/x
  3. Step 3: Cross multiply
    148,153.33x = 204,450.04 × 80,168.82
  4. Step 4: Simplify right side
    148,153.33x = 16,390,518,455.75
  5. Step 5: Solve for x
    x = 16,390,518,455.75/148,153.33
  6. Step 6: Final answer
    x = 110,632.13

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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.