Home / 53,554.43-73,914.26-30,889.37

Finding the Fourth Proportional to 53,554.43, 73,914.26 and 30,889.37

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Solution

The fourth proportional to 53,554.43, 73,914.26 and 30,889.37 is: 42,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,554.43 : 73,914.26 = 30,889.37 : x
  2. Step 2: Convert to fraction form
    53,554.43/73,914.26 = 30,889.37/x
  3. Step 3: Cross multiply
    53,554.43x = 73,914.26 × 30,889.37
  4. Step 4: Simplify right side
    53,554.43x = 2,283,164,401.40
  5. Step 5: Solve for x
    x = 2,283,164,401.40/53,554.43
  6. Step 6: Final answer
    x = 42,632.60

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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.