Home / 53,394.45-73,687.82-30,736.23

Finding the Fourth Proportional to 53,394.45, 73,687.82 and 30,736.23

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Solution

The fourth proportional to 53,394.45, 73,687.82 and 30,736.23 is: 42,418.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,394.45 : 73,687.82 = 30,736.23 : x
  2. Step 2: Convert to fraction form
    53,394.45/73,687.82 = 30,736.23/x
  3. Step 3: Cross multiply
    53,394.45x = 73,687.82 × 30,736.23
  4. Step 4: Simplify right side
    53,394.45x = 2,264,885,630.04
  5. Step 5: Solve for x
    x = 2,264,885,630.04/53,394.45
  6. Step 6: Final answer
    x = 42,418.00

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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.