Home / 70,350.21-97,085.73-38,519.33

Finding the Fourth Proportional to 70,350.21, 97,085.73 and 38,519.33

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Solution

The fourth proportional to 70,350.21, 97,085.73 and 38,519.33 is: 53,158.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,350.21 : 97,085.73 = 38,519.33 : x
  2. Step 2: Convert to fraction form
    70,350.21/97,085.73 = 38,519.33/x
  3. Step 3: Cross multiply
    70,350.21x = 97,085.73 × 38,519.33
  4. Step 4: Simplify right side
    70,350.21x = 3,739,676,786.73
  5. Step 5: Solve for x
    x = 3,739,676,786.73/70,350.21
  6. Step 6: Final answer
    x = 53,158.00

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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.