Home / 76,619.93-114,929.89-34,514.71

Finding the Fourth Proportional to 76,619.93, 114,929.89 and 34,514.71

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Solution

The fourth proportional to 76,619.93, 114,929.89 and 34,514.71 is: 51,772.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,619.93 : 114,929.89 = 34,514.71 : x
  2. Step 2: Convert to fraction form
    76,619.93/114,929.89 = 34,514.71/x
  3. Step 3: Cross multiply
    76,619.93x = 114,929.89 × 34,514.71
  4. Step 4: Simplify right side
    76,619.93x = 3,966,771,450.07
  5. Step 5: Solve for x
    x = 3,966,771,450.07/76,619.93
  6. Step 6: Final answer
    x = 51,772.06

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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.