Home / 190,573.26-285,901.17-57,442.38

Finding the Fourth Proportional to 190,573.26, 285,901.17 and 57,442.38

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Solution

The fourth proportional to 190,573.26, 285,901.17 and 57,442.38 is: 86,176.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,573.26 : 285,901.17 = 57,442.38 : x
  2. Step 2: Convert to fraction form
    190,573.26/285,901.17 = 57,442.38/x
  3. Step 3: Cross multiply
    190,573.26x = 285,901.17 × 57,442.38
  4. Step 4: Simplify right side
    190,573.26x = 16,422,843,649.58
  5. Step 5: Solve for x
    x = 16,422,843,649.58/190,573.26
  6. Step 6: Final answer
    x = 86,176.01

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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.