Home / 144,941.27-200,021.00-87,572.61

Finding the Fourth Proportional to 144,941.27, 200,021.00 and 87,572.61

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Solution

The fourth proportional to 144,941.27, 200,021.00 and 87,572.61 is: 120,851.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,941.27 : 200,021.00 = 87,572.61 : x
  2. Step 2: Convert to fraction form
    144,941.27/200,021.00 = 87,572.61/x
  3. Step 3: Cross multiply
    144,941.27x = 200,021.00 × 87,572.61
  4. Step 4: Simplify right side
    144,941.27x = 17,516,360,586.95
  5. Step 5: Solve for x
    x = 17,516,360,586.95/144,941.27
  6. Step 6: Final answer
    x = 120,851.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.