Home / 50,409.46-69,561.77-28,898.94

Finding the Fourth Proportional to 50,409.46, 69,561.77 and 28,898.94

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Solution

The fourth proportional to 50,409.46, 69,561.77 and 28,898.94 is: 39,878.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,409.46 : 69,561.77 = 28,898.94 : x
  2. Step 2: Convert to fraction form
    50,409.46/69,561.77 = 28,898.94/x
  3. Step 3: Cross multiply
    50,409.46x = 69,561.77 × 28,898.94
  4. Step 4: Simplify right side
    50,409.46x = 2,010,261,417.52
  5. Step 5: Solve for x
    x = 2,010,261,417.52/50,409.46
  6. Step 6: Final answer
    x = 39,878.65

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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.