Home / 66,324.28-99,486.44-19,573.52

Finding the Fourth Proportional to 66,324.28, 99,486.44 and 19,573.52

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Solution

The fourth proportional to 66,324.28, 99,486.44 and 19,573.52 is: 29,360.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,324.28 : 99,486.44 = 19,573.52 : x
  2. Step 2: Convert to fraction form
    66,324.28/99,486.44 = 19,573.52/x
  3. Step 3: Cross multiply
    66,324.28x = 99,486.44 × 19,573.52
  4. Step 4: Simplify right side
    66,324.28x = 1,947,299,823.07
  5. Step 5: Solve for x
    x = 1,947,299,823.07/66,324.28
  6. Step 6: Final answer
    x = 29,360.29

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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.