Home / 69,922.49-104,800.44-40,278.92

Finding the Fourth Proportional to 69,922.49, 104,800.44 and 40,278.92

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Solution

The fourth proportional to 69,922.49, 104,800.44 and 40,278.92 is: 60,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,922.49 : 104,800.44 = 40,278.92 : x
  2. Step 2: Convert to fraction form
    69,922.49/104,800.44 = 40,278.92/x
  3. Step 3: Cross multiply
    69,922.49x = 104,800.44 × 40,278.92
  4. Step 4: Simplify right side
    69,922.49x = 4,221,248,538.72
  5. Step 5: Solve for x
    x = 4,221,248,538.72/69,922.49
  6. Step 6: Final answer
    x = 60,370.40

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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.