Home / 53,172.68-73,381.56-29,299.34

Finding the Fourth Proportional to 53,172.68, 73,381.56 and 29,299.34

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Solution

The fourth proportional to 53,172.68, 73,381.56 and 29,299.34 is: 40,434.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,172.68 : 73,381.56 = 29,299.34 : x
  2. Step 2: Convert to fraction form
    53,172.68/73,381.56 = 29,299.34/x
  3. Step 3: Cross multiply
    53,172.68x = 73,381.56 × 29,299.34
  4. Step 4: Simplify right side
    53,172.68x = 2,150,031,459.62
  5. Step 5: Solve for x
    x = 2,150,031,459.62/53,172.68
  6. Step 6: Final answer
    x = 40,434.89

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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.