Home / 50,343.48-69,500.70-31,486.68

Finding the Fourth Proportional to 50,343.48, 69,500.70 and 31,486.68

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Solution

The fourth proportional to 50,343.48, 69,500.70 and 31,486.68 is: 43,468.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,343.48 : 69,500.70 = 31,486.68 : x
  2. Step 2: Convert to fraction form
    50,343.48/69,500.70 = 31,486.68/x
  3. Step 3: Cross multiply
    50,343.48x = 69,500.70 × 31,486.68
  4. Step 4: Simplify right side
    50,343.48x = 2,188,346,300.68
  5. Step 5: Solve for x
    x = 2,188,346,300.68/50,343.48
  6. Step 6: Final answer
    x = 43,468.32

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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.