Home / 53,257.14-73,478.61-30,896.82

Finding the Fourth Proportional to 53,257.14, 73,478.61 and 30,896.82

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Solution

The fourth proportional to 53,257.14, 73,478.61 and 30,896.82 is: 42,628.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,257.14 : 73,478.61 = 30,896.82 : x
  2. Step 2: Convert to fraction form
    53,257.14/73,478.61 = 30,896.82/x
  3. Step 3: Cross multiply
    53,257.14x = 73,478.61 × 30,896.82
  4. Step 4: Simplify right side
    53,257.14x = 2,270,255,387.02
  5. Step 5: Solve for x
    x = 2,270,255,387.02/53,257.14
  6. Step 6: Final answer
    x = 42,628.19

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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.