Home / 50,365.96-75,547.12-20,761.58

Finding the Fourth Proportional to 50,365.96, 75,547.12 and 20,761.58

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Solution

The fourth proportional to 50,365.96, 75,547.12 and 20,761.58 is: 31,141.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,365.96 : 75,547.12 = 20,761.58 : x
  2. Step 2: Convert to fraction form
    50,365.96/75,547.12 = 20,761.58/x
  3. Step 3: Cross multiply
    50,365.96x = 75,547.12 × 20,761.58
  4. Step 4: Simplify right side
    50,365.96x = 1,568,477,575.65
  5. Step 5: Solve for x
    x = 1,568,477,575.65/50,365.96
  6. Step 6: Final answer
    x = 31,141.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.