Home / 67,826.40-101,653.20-49,336.80

Finding the Fourth Proportional to 67,826.40, 101,653.20 and 49,336.80

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Solution

The fourth proportional to 67,826.40, 101,653.20 and 49,336.80 is: 73,942.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,826.40 : 101,653.20 = 49,336.80 : x
  2. Step 2: Convert to fraction form
    67,826.40/101,653.20 = 49,336.80/x
  3. Step 3: Cross multiply
    67,826.40x = 101,653.20 × 49,336.80
  4. Step 4: Simplify right side
    67,826.40x = 5,015,243,597.76
  5. Step 5: Solve for x
    x = 5,015,243,597.76/67,826.40
  6. Step 6: Final answer
    x = 73,942.35

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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.