Home / 76,186.89-114,303.74-34,102.44

Finding the Fourth Proportional to 76,186.89, 114,303.74 and 34,102.44

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Solution

The fourth proportional to 76,186.89, 114,303.74 and 34,102.44 is: 51,164.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,186.89 : 114,303.74 = 34,102.44 : x
  2. Step 2: Convert to fraction form
    76,186.89/114,303.74 = 34,102.44/x
  3. Step 3: Cross multiply
    76,186.89x = 114,303.74 × 34,102.44
  4. Step 4: Simplify right side
    76,186.89x = 3,898,036,264.61
  5. Step 5: Solve for x
    x = 3,898,036,264.61/76,186.89
  6. Step 6: Final answer
    x = 51,164.13

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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.