Home / 190,491.24-285,604.02-83,823.96

Finding the Fourth Proportional to 190,491.24, 285,604.02 and 83,823.96

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Solution

The fourth proportional to 190,491.24, 285,604.02 and 83,823.96 is: 125,677.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,491.24 : 285,604.02 = 83,823.96 : x
  2. Step 2: Convert to fraction form
    190,491.24/285,604.02 = 83,823.96/x
  3. Step 3: Cross multiply
    190,491.24x = 285,604.02 × 83,823.96
  4. Step 4: Simplify right side
    190,491.24x = 23,940,459,948.32
  5. Step 5: Solve for x
    x = 23,940,459,948.32/190,491.24
  6. Step 6: Final answer
    x = 125,677.48

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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.