Home / 180,247.07-270,367.63-53,887.61

Finding the Fourth Proportional to 180,247.07, 270,367.63 and 53,887.61

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Solution

The fourth proportional to 180,247.07, 270,367.63 and 53,887.61 is: 80,830.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,247.07 : 270,367.63 = 53,887.61 : x
  2. Step 2: Convert to fraction form
    180,247.07/270,367.63 = 53,887.61/x
  3. Step 3: Cross multiply
    180,247.07x = 270,367.63 × 53,887.61
  4. Step 4: Simplify right side
    180,247.07x = 14,569,463,780.79
  5. Step 5: Solve for x
    x = 14,569,463,780.79/180,247.07
  6. Step 6: Final answer
    x = 80,830.52

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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.