Home / 70,162.23-96,823.46-38,331.09

Finding the Fourth Proportional to 70,162.23, 96,823.46 and 38,331.09

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Solution

The fourth proportional to 70,162.23, 96,823.46 and 38,331.09 is: 52,896.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,162.23 : 96,823.46 = 38,331.09 : x
  2. Step 2: Convert to fraction form
    70,162.23/96,823.46 = 38,331.09/x
  3. Step 3: Cross multiply
    70,162.23x = 96,823.46 × 38,331.09
  4. Step 4: Simplify right side
    70,162.23x = 3,711,348,567.72
  5. Step 5: Solve for x
    x = 3,711,348,567.72/70,162.23
  6. Step 6: Final answer
    x = 52,896.67

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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.