Home / 190,999.17-286,498.47-50,757.81

Finding the Fourth Proportional to 190,999.17, 286,498.47 and 50,757.81

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Solution

The fourth proportional to 190,999.17, 286,498.47 and 50,757.81 is: 76,136.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,999.17 : 286,498.47 = 50,757.81 : x
  2. Step 2: Convert to fraction form
    190,999.17/286,498.47 = 50,757.81/x
  3. Step 3: Cross multiply
    190,999.17x = 286,498.47 × 50,757.81
  4. Step 4: Simplify right side
    190,999.17x = 14,542,034,905.55
  5. Step 5: Solve for x
    x = 14,542,034,905.55/190,999.17
  6. Step 6: Final answer
    x = 76,136.64

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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.