Home / 80,611.07-111,242.45-44,800.35

Finding the Fourth Proportional to 80,611.07, 111,242.45 and 44,800.35

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Solution

The fourth proportional to 80,611.07, 111,242.45 and 44,800.35 is: 61,824.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,611.07 : 111,242.45 = 44,800.35 : x
  2. Step 2: Convert to fraction form
    80,611.07/111,242.45 = 44,800.35/x
  3. Step 3: Cross multiply
    80,611.07x = 111,242.45 × 44,800.35
  4. Step 4: Simplify right side
    80,611.07x = 4,983,700,470.86
  5. Step 5: Solve for x
    x = 4,983,700,470.86/80,611.07
  6. Step 6: Final answer
    x = 61,824.02

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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.