Home / 53,536.34-80,305.07-21,938.29

Finding the Fourth Proportional to 53,536.34, 80,305.07 and 21,938.29

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Solution

The fourth proportional to 53,536.34, 80,305.07 and 21,938.29 is: 32,907.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,536.34 : 80,305.07 = 21,938.29 : x
  2. Step 2: Convert to fraction form
    53,536.34/80,305.07 = 21,938.29/x
  3. Step 3: Cross multiply
    53,536.34x = 80,305.07 × 21,938.29
  4. Step 4: Simplify right side
    53,536.34x = 1,761,756,178.80
  5. Step 5: Solve for x
    x = 1,761,756,178.80/53,536.34
  6. Step 6: Final answer
    x = 32,907.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.