Home / 53,683.74-80,529.66-14,239.98

Finding the Fourth Proportional to 53,683.74, 80,529.66 and 14,239.98

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Solution

The fourth proportional to 53,683.74, 80,529.66 and 14,239.98 is: 21,361.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,683.74 : 80,529.66 = 14,239.98 : x
  2. Step 2: Convert to fraction form
    53,683.74/80,529.66 = 14,239.98/x
  3. Step 3: Cross multiply
    53,683.74x = 80,529.66 × 14,239.98
  4. Step 4: Simplify right side
    53,683.74x = 1,146,740,747.81
  5. Step 5: Solve for x
    x = 1,146,740,747.81/53,683.74
  6. Step 6: Final answer
    x = 21,361.04

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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.