Home / 192,516.68-288,742.21-52,242.50

Finding the Fourth Proportional to 192,516.68, 288,742.21 and 52,242.50

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Solution

The fourth proportional to 192,516.68, 288,742.21 and 52,242.50 is: 78,354.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,516.68 : 288,742.21 = 52,242.50 : x
  2. Step 2: Convert to fraction form
    192,516.68/288,742.21 = 52,242.50/x
  3. Step 3: Cross multiply
    192,516.68x = 288,742.21 × 52,242.50
  4. Step 4: Simplify right side
    192,516.68x = 15,084,614,905.93
  5. Step 5: Solve for x
    x = 15,084,614,905.93/192,516.68
  6. Step 6: Final answer
    x = 78,354.85

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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.