Home / 148,314.30-204,674.34-80,332.08

Finding the Fourth Proportional to 148,314.30, 204,674.34 and 80,332.08

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Solution

The fourth proportional to 148,314.30, 204,674.34 and 80,332.08 is: 110,858.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,314.30 : 204,674.34 = 80,332.08 : x
  2. Step 2: Convert to fraction form
    148,314.30/204,674.34 = 80,332.08/x
  3. Step 3: Cross multiply
    148,314.30x = 204,674.34 × 80,332.08
  4. Step 4: Simplify right side
    148,314.30x = 16,441,915,454.83
  5. Step 5: Solve for x
    x = 16,441,915,454.83/148,314.30
  6. Step 6: Final answer
    x = 110,858.60

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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.