Home / 69,980.22-96,573.96-38,150.46

Finding the Fourth Proportional to 69,980.22, 96,573.96 and 38,150.46

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Solution

The fourth proportional to 69,980.22, 96,573.96 and 38,150.46 is: 52,648.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,980.22 : 96,573.96 = 38,150.46 : x
  2. Step 2: Convert to fraction form
    69,980.22/96,573.96 = 38,150.46/x
  3. Step 3: Cross multiply
    69,980.22x = 96,573.96 × 38,150.46
  4. Step 4: Simplify right side
    69,980.22x = 3,684,340,998.02
  5. Step 5: Solve for x
    x = 3,684,340,998.02/69,980.22
  6. Step 6: Final answer
    x = 52,648.32

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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.