Home / 55,927.90-83,874.06-18,480.98

Finding the Fourth Proportional to 55,927.90, 83,874.06 and 18,480.98

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Solution

The fourth proportional to 55,927.90, 83,874.06 and 18,480.98 is: 27,715.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,927.90 : 83,874.06 = 18,480.98 : x
  2. Step 2: Convert to fraction form
    55,927.90/83,874.06 = 18,480.98/x
  3. Step 3: Cross multiply
    55,927.90x = 83,874.06 × 18,480.98
  4. Step 4: Simplify right side
    55,927.90x = 1,550,074,825.38
  5. Step 5: Solve for x
    x = 1,550,074,825.38/55,927.90
  6. Step 6: Final answer
    x = 27,715.59

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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.