Home / 84,245.50-116,271.75-50,730.94

Finding the Fourth Proportional to 84,245.50, 116,271.75 and 50,730.94

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Solution

The fourth proportional to 84,245.50, 116,271.75 and 50,730.94 is: 70,016.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,245.50 : 116,271.75 = 50,730.94 : x
  2. Step 2: Convert to fraction form
    84,245.50/116,271.75 = 50,730.94/x
  3. Step 3: Cross multiply
    84,245.50x = 116,271.75 × 50,730.94
  4. Step 4: Simplify right side
    84,245.50x = 5,898,575,172.95
  5. Step 5: Solve for x
    x = 5,898,575,172.95/84,245.50
  6. Step 6: Final answer
    x = 70,016.50

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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.