Home / 70,994.18-97,973.82-38,729.35

Finding the Fourth Proportional to 70,994.18, 97,973.82 and 38,729.35

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Solution

The fourth proportional to 70,994.18, 97,973.82 and 38,729.35 is: 53,447.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,994.18 : 97,973.82 = 38,729.35 : x
  2. Step 2: Convert to fraction form
    70,994.18/97,973.82 = 38,729.35/x
  3. Step 3: Cross multiply
    70,994.18x = 97,973.82 × 38,729.35
  4. Step 4: Simplify right side
    70,994.18x = 3,794,462,488.08
  5. Step 5: Solve for x
    x = 3,794,462,488.08/70,994.18
  6. Step 6: Final answer
    x = 53,447.51

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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.