Home / 53,470.14-73,794.29-30,809.99

Finding the Fourth Proportional to 53,470.14, 73,794.29 and 30,809.99

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Solution

The fourth proportional to 53,470.14, 73,794.29 and 30,809.99 is: 42,520.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,470.14 : 73,794.29 = 30,809.99 : x
  2. Step 2: Convert to fraction form
    53,470.14/73,794.29 = 30,809.99/x
  3. Step 3: Cross multiply
    53,470.14x = 73,794.29 × 30,809.99
  4. Step 4: Simplify right side
    53,470.14x = 2,273,600,813.94
  5. Step 5: Solve for x
    x = 2,273,600,813.94/53,470.14
  6. Step 6: Final answer
    x = 42,520.94

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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.