Home / 70,103.45-96,744.23-38,273.69

Finding the Fourth Proportional to 70,103.45, 96,744.23 and 38,273.69

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Solution

The fourth proportional to 70,103.45, 96,744.23 and 38,273.69 is: 52,818.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,103.45 : 96,744.23 = 38,273.69 : x
  2. Step 2: Convert to fraction form
    70,103.45/96,744.23 = 38,273.69/x
  3. Step 3: Cross multiply
    70,103.45x = 96,744.23 × 38,273.69
  4. Step 4: Simplify right side
    70,103.45x = 3,702,758,668.31
  5. Step 5: Solve for x
    x = 3,702,758,668.31/70,103.45
  6. Step 6: Final answer
    x = 52,818.49

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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.