Home / 155,117.73-214,085.61-94,723.39

Finding the Fourth Proportional to 155,117.73, 214,085.61 and 94,723.39

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Solution

The fourth proportional to 155,117.73, 214,085.61 and 94,723.39 is: 130,732.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,117.73 : 214,085.61 = 94,723.39 : x
  2. Step 2: Convert to fraction form
    155,117.73/214,085.61 = 94,723.39/x
  3. Step 3: Cross multiply
    155,117.73x = 214,085.61 × 94,723.39
  4. Step 4: Simplify right side
    155,117.73x = 20,278,914,729.42
  5. Step 5: Solve for x
    x = 20,278,914,729.42/155,117.73
  6. Step 6: Final answer
    x = 130,732.41

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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.