Home / 55,923.90-83,868.06-18,476.98

Finding the Fourth Proportional to 55,923.90, 83,868.06 and 18,476.98

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Solution

The fourth proportional to 55,923.90, 83,868.06 and 18,476.98 is: 27,709.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,923.90 : 83,868.06 = 18,476.98 : x
  2. Step 2: Convert to fraction form
    55,923.90/83,868.06 = 18,476.98/x
  3. Step 3: Cross multiply
    55,923.90x = 83,868.06 × 18,476.98
  4. Step 4: Simplify right side
    55,923.90x = 1,549,628,467.26
  5. Step 5: Solve for x
    x = 1,549,628,467.26/55,923.90
  6. Step 6: Final answer
    x = 27,709.59

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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.