Home / 65,927.18-98,893.51-19,180.06

Finding the Fourth Proportional to 65,927.18, 98,893.51 and 19,180.06

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Solution

The fourth proportional to 65,927.18, 98,893.51 and 19,180.06 is: 28,770.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,927.18 : 98,893.51 = 19,180.06 : x
  2. Step 2: Convert to fraction form
    65,927.18/98,893.51 = 19,180.06/x
  3. Step 3: Cross multiply
    65,927.18x = 98,893.51 × 19,180.06
  4. Step 4: Simplify right side
    65,927.18x = 1,896,783,455.41
  5. Step 5: Solve for x
    x = 1,896,783,455.41/65,927.18
  6. Step 6: Final answer
    x = 28,770.89

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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.