Home / 53,182.11-73,391.33-28,983.09

Finding the Fourth Proportional to 53,182.11, 73,391.33 and 28,983.09

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Solution

The fourth proportional to 53,182.11, 73,391.33 and 28,983.09 is: 39,996.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,182.11 : 73,391.33 = 28,983.09 : x
  2. Step 2: Convert to fraction form
    53,182.11/73,391.33 = 28,983.09/x
  3. Step 3: Cross multiply
    53,182.11x = 73,391.33 × 28,983.09
  4. Step 4: Simplify right side
    53,182.11x = 2,127,107,457.46
  5. Step 5: Solve for x
    x = 2,127,107,457.46/53,182.11
  6. Step 6: Final answer
    x = 39,996.67

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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.