Home / 50,140.96-69,192.38-29,985.93

Finding the Fourth Proportional to 50,140.96, 69,192.38 and 29,985.93

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Solution

The fourth proportional to 50,140.96, 69,192.38 and 29,985.93 is: 41,379.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,140.96 : 69,192.38 = 29,985.93 : x
  2. Step 2: Convert to fraction form
    50,140.96/69,192.38 = 29,985.93/x
  3. Step 3: Cross multiply
    50,140.96x = 69,192.38 × 29,985.93
  4. Step 4: Simplify right side
    50,140.96x = 2,074,797,938.18
  5. Step 5: Solve for x
    x = 2,074,797,938.18/50,140.96
  6. Step 6: Final answer
    x = 41,379.30

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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.