Home / 70,450.39-97,231.47-43,601.53

Finding the Fourth Proportional to 70,450.39, 97,231.47 and 43,601.53

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Solution

The fourth proportional to 70,450.39, 97,231.47 and 43,601.53 is: 60,176.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,450.39 : 97,231.47 = 43,601.53 : x
  2. Step 2: Convert to fraction form
    70,450.39/97,231.47 = 43,601.53/x
  3. Step 3: Cross multiply
    70,450.39x = 97,231.47 × 43,601.53
  4. Step 4: Simplify right side
    70,450.39x = 4,239,440,856.15
  5. Step 5: Solve for x
    x = 4,239,440,856.15/70,450.39
  6. Step 6: Final answer
    x = 60,176.26

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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.