Home / 50,699.23-69,962.91-28,036.73

Finding the Fourth Proportional to 50,699.23, 69,962.91 and 28,036.73

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Solution

The fourth proportional to 50,699.23, 69,962.91 and 28,036.73 is: 38,689.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,699.23 : 69,962.91 = 28,036.73 : x
  2. Step 2: Convert to fraction form
    50,699.23/69,962.91 = 28,036.73/x
  3. Step 3: Cross multiply
    50,699.23x = 69,962.91 × 28,036.73
  4. Step 4: Simplify right side
    50,699.23x = 1,961,531,217.68
  5. Step 5: Solve for x
    x = 1,961,531,217.68/50,699.23
  6. Step 6: Final answer
    x = 38,689.57

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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.