Home / 50,637.72-75,933.50-21,037.89

Finding the Fourth Proportional to 50,637.72, 75,933.50 and 21,037.89

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Solution

The fourth proportional to 50,637.72, 75,933.50 and 21,037.89 is: 31,547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,637.72 : 75,933.50 = 21,037.89 : x
  2. Step 2: Convert to fraction form
    50,637.72/75,933.50 = 21,037.89/x
  3. Step 3: Cross multiply
    50,637.72x = 75,933.50 × 21,037.89
  4. Step 4: Simplify right side
    50,637.72x = 1,597,480,515.13
  5. Step 5: Solve for x
    x = 1,597,480,515.13/50,637.72
  6. Step 6: Final answer
    x = 31,547.24

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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.