Home / 155,732.40-214,927.52-95,343.68

Finding the Fourth Proportional to 155,732.40, 214,927.52 and 95,343.68

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Solution

The fourth proportional to 155,732.40, 214,927.52 and 95,343.68 is: 131,584.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,732.40 : 214,927.52 = 95,343.68 : x
  2. Step 2: Convert to fraction form
    155,732.40/214,927.52 = 95,343.68/x
  3. Step 3: Cross multiply
    155,732.40x = 214,927.52 × 95,343.68
  4. Step 4: Simplify right side
    155,732.40x = 20,491,980,690.07
  5. Step 5: Solve for x
    x = 20,491,980,690.07/155,732.40
  6. Step 6: Final answer
    x = 131,584.57

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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.