Home / 154,923.20-232,327.20-61,409.60

Finding the Fourth Proportional to 154,923.20, 232,327.20 and 61,409.60

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Solution

The fourth proportional to 154,923.20, 232,327.20 and 61,409.60 is: 92,091.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,923.20 : 232,327.20 = 61,409.60 : x
  2. Step 2: Convert to fraction form
    154,923.20/232,327.20 = 61,409.60/x
  3. Step 3: Cross multiply
    154,923.20x = 232,327.20 × 61,409.60
  4. Step 4: Simplify right side
    154,923.20x = 14,267,120,421.12
  5. Step 5: Solve for x
    x = 14,267,120,421.12/154,923.20
  6. Step 6: Final answer
    x = 92,091.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.