Home / 53,429.49-80,119.08-31,249.62

Finding the Fourth Proportional to 53,429.49, 80,119.08 and 31,249.62

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Solution

The fourth proportional to 53,429.49, 80,119.08 and 31,249.62 is: 46,859.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,429.49 : 80,119.08 = 31,249.62 : x
  2. Step 2: Convert to fraction form
    53,429.49/80,119.08 = 31,249.62/x
  3. Step 3: Cross multiply
    53,429.49x = 80,119.08 × 31,249.62
  4. Step 4: Simplify right side
    53,429.49x = 2,503,690,804.75
  5. Step 5: Solve for x
    x = 2,503,690,804.75/53,429.49
  6. Step 6: Final answer
    x = 46,859.72

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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.