Home / 154,048.30-230,560.45-111,808.30

Finding the Fourth Proportional to 154,048.30, 230,560.45 and 111,808.30

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Solution

The fourth proportional to 154,048.30, 230,560.45 and 111,808.30 is: 167,340.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,048.30 : 230,560.45 = 111,808.30 : x
  2. Step 2: Convert to fraction form
    154,048.30/230,560.45 = 111,808.30/x
  3. Step 3: Cross multiply
    154,048.30x = 230,560.45 × 111,808.30
  4. Step 4: Simplify right side
    154,048.30x = 25,778,571,961.74
  5. Step 5: Solve for x
    x = 25,778,571,961.74/154,048.30
  6. Step 6: Final answer
    x = 167,340.84

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1.5x scale

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.