Home / 53,950.44-74,451.42-30,077.40

Finding the Fourth Proportional to 53,950.44, 74,451.42 and 30,077.40

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Solution

The fourth proportional to 53,950.44, 74,451.42 and 30,077.40 is: 41,506.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,950.44 : 74,451.42 = 30,077.40 : x
  2. Step 2: Convert to fraction form
    53,950.44/74,451.42 = 30,077.40/x
  3. Step 3: Cross multiply
    53,950.44x = 74,451.42 × 30,077.40
  4. Step 4: Simplify right side
    53,950.44x = 2,239,305,139.91
  5. Step 5: Solve for x
    x = 2,239,305,139.91/53,950.44
  6. Step 6: Final answer
    x = 41,506.71

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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.