Home / 70,532.49-97,336.62-38,701.38

Finding the Fourth Proportional to 70,532.49, 97,336.62 and 38,701.38

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Solution

The fourth proportional to 70,532.49, 97,336.62 and 38,701.38 is: 53,408.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,532.49 : 97,336.62 = 38,701.38 : x
  2. Step 2: Convert to fraction form
    70,532.49/97,336.62 = 38,701.38/x
  3. Step 3: Cross multiply
    70,532.49x = 97,336.62 × 38,701.38
  4. Step 4: Simplify right side
    70,532.49x = 3,767,061,518.54
  5. Step 5: Solve for x
    x = 3,767,061,518.54/70,532.49
  6. Step 6: Final answer
    x = 53,408.88

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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.