Home / 69,912.26-96,478.96-38,081.30

Finding the Fourth Proportional to 69,912.26, 96,478.96 and 38,081.30

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Solution

The fourth proportional to 69,912.26, 96,478.96 and 38,081.30 is: 52,552.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,912.26 : 96,478.96 = 38,081.30 : x
  2. Step 2: Convert to fraction form
    69,912.26/96,478.96 = 38,081.30/x
  3. Step 3: Cross multiply
    69,912.26x = 96,478.96 × 38,081.30
  4. Step 4: Simplify right side
    69,912.26x = 3,674,044,219.45
  5. Step 5: Solve for x
    x = 3,674,044,219.45/69,912.26
  6. Step 6: Final answer
    x = 52,552.22

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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.