Home / 193,489.12-290,235.48-58,554.16

Finding the Fourth Proportional to 193,489.12, 290,235.48 and 58,554.16

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Solution

The fourth proportional to 193,489.12, 290,235.48 and 58,554.16 is: 87,831.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,489.12 : 290,235.48 = 58,554.16 : x
  2. Step 2: Convert to fraction form
    193,489.12/290,235.48 = 58,554.16/x
  3. Step 3: Cross multiply
    193,489.12x = 290,235.48 × 58,554.16
  4. Step 4: Simplify right side
    193,489.12x = 16,994,494,733.60
  5. Step 5: Solve for x
    x = 16,994,494,733.60/193,489.12
  6. Step 6: Final answer
    x = 87,831.78

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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.