Home / 144,054.77-198,798.76-79,523.85

Finding the Fourth Proportional to 144,054.77, 198,798.76 and 79,523.85

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Solution

The fourth proportional to 144,054.77, 198,798.76 and 79,523.85 is: 109,744.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,054.77 : 198,798.76 = 79,523.85 : x
  2. Step 2: Convert to fraction form
    144,054.77/198,798.76 = 79,523.85/x
  3. Step 3: Cross multiply
    144,054.77x = 198,798.76 × 79,523.85
  4. Step 4: Simplify right side
    144,054.77x = 15,809,242,770.43
  5. Step 5: Solve for x
    x = 15,809,242,770.43/144,054.77
  6. Step 6: Final answer
    x = 109,744.67

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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.