Home / 92,544.40-138,622.20-50,942.80

Finding the Fourth Proportional to 92,544.40, 138,622.20 and 50,942.80

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Solution

The fourth proportional to 92,544.40, 138,622.20 and 50,942.80 is: 76,307.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,544.40 : 138,622.20 = 50,942.80 : x
  2. Step 2: Convert to fraction form
    92,544.40/138,622.20 = 50,942.80/x
  3. Step 3: Cross multiply
    92,544.40x = 138,622.20 × 50,942.80
  4. Step 4: Simplify right side
    92,544.40x = 7,061,803,010.16
  5. Step 5: Solve for x
    x = 7,061,803,010.16/92,544.40
  6. Step 6: Final answer
    x = 76,307.19

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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.