Home / 70,434.48-97,199.72-38,604.56

Finding the Fourth Proportional to 70,434.48, 97,199.72 and 38,604.56

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Solution

The fourth proportional to 70,434.48, 97,199.72 and 38,604.56 is: 53,274.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,434.48 : 97,199.72 = 38,604.56 : x
  2. Step 2: Convert to fraction form
    70,434.48/97,199.72 = 38,604.56/x
  3. Step 3: Cross multiply
    70,434.48x = 97,199.72 × 38,604.56
  4. Step 4: Simplify right side
    70,434.48x = 3,752,352,422.72
  5. Step 5: Solve for x
    x = 3,752,352,422.72/70,434.48
  6. Step 6: Final answer
    x = 53,274.37

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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.