Home / 76,479.04-114,669.60-29,693.44

Finding the Fourth Proportional to 76,479.04, 114,669.60 and 29,693.44

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Solution

The fourth proportional to 76,479.04, 114,669.60 and 29,693.44 is: 44,521.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,479.04 : 114,669.60 = 29,693.44 : x
  2. Step 2: Convert to fraction form
    76,479.04/114,669.60 = 29,693.44/x
  3. Step 3: Cross multiply
    76,479.04x = 114,669.60 × 29,693.44
  4. Step 4: Simplify right side
    76,479.04x = 3,404,934,887.42
  5. Step 5: Solve for x
    x = 3,404,934,887.42/76,479.04
  6. Step 6: Final answer
    x = 44,521.15

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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.