Home / 129,929.93-194,894.87-48,892.19

Finding the Fourth Proportional to 129,929.93, 194,894.87 and 48,892.19

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Solution

The fourth proportional to 129,929.93, 194,894.87 and 48,892.19 is: 73,338.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,929.93 : 194,894.87 = 48,892.19 : x
  2. Step 2: Convert to fraction form
    129,929.93/194,894.87 = 48,892.19/x
  3. Step 3: Cross multiply
    129,929.93x = 194,894.87 × 48,892.19
  4. Step 4: Simplify right side
    129,929.93x = 9,528,836,161.82
  5. Step 5: Solve for x
    x = 9,528,836,161.82/129,929.93
  6. Step 6: Final answer
    x = 73,338.27

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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.