Home / 48,757.76-73,136.64-13,698.62

Finding the Fourth Proportional to 48,757.76, 73,136.64 and 13,698.62

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Solution

The fourth proportional to 48,757.76, 73,136.64 and 13,698.62 is: 20,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,757.76 : 73,136.64 = 13,698.62 : x
  2. Step 2: Convert to fraction form
    48,757.76/73,136.64 = 13,698.62/x
  3. Step 3: Cross multiply
    48,757.76x = 73,136.64 × 13,698.62
  4. Step 4: Simplify right side
    48,757.76x = 1,001,871,039.44
  5. Step 5: Solve for x
    x = 1,001,871,039.44/48,757.76
  6. Step 6: Final answer
    x = 20,547.93

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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.