Home / 141,194.16-194,849.60-76,664.16

Finding the Fourth Proportional to 141,194.16, 194,849.60 and 76,664.16

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Solution

The fourth proportional to 141,194.16, 194,849.60 and 76,664.16 is: 105,797.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,194.16 : 194,849.60 = 76,664.16 : x
  2. Step 2: Convert to fraction form
    141,194.16/194,849.60 = 76,664.16/x
  3. Step 3: Cross multiply
    141,194.16x = 194,849.60 × 76,664.16
  4. Step 4: Simplify right side
    141,194.16x = 14,937,980,527.02
  5. Step 5: Solve for x
    x = 14,937,980,527.02/141,194.16
  6. Step 6: Final answer
    x = 105,797.44

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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.