Home / 76,546.08-114,827.76-34,987.68

Finding the Fourth Proportional to 76,546.08, 114,827.76 and 34,987.68

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Solution

The fourth proportional to 76,546.08, 114,827.76 and 34,987.68 is: 52,485.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,546.08 : 114,827.76 = 34,987.68 : x
  2. Step 2: Convert to fraction form
    76,546.08/114,827.76 = 34,987.68/x
  3. Step 3: Cross multiply
    76,546.08x = 114,827.76 × 34,987.68
  4. Step 4: Simplify right side
    76,546.08x = 4,017,556,922.00
  5. Step 5: Solve for x
    x = 4,017,556,922.00/76,546.08
  6. Step 6: Final answer
    x = 52,485.47

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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.