Home / 70,704.41-97,572.41-38,439.34

Finding the Fourth Proportional to 70,704.41, 97,572.41 and 38,439.34

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Solution

The fourth proportional to 70,704.41, 97,572.41 and 38,439.34 is: 53,046.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,704.41 : 97,572.41 = 38,439.34 : x
  2. Step 2: Convert to fraction form
    70,704.41/97,572.41 = 38,439.34/x
  3. Step 3: Cross multiply
    70,704.41x = 97,572.41 × 38,439.34
  4. Step 4: Simplify right side
    70,704.41x = 3,750,618,850.41
  5. Step 5: Solve for x
    x = 3,750,618,850.41/70,704.41
  6. Step 6: Final answer
    x = 53,046.46

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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.