Home / 76,404.18-114,612.57-23,813.65

Finding the Fourth Proportional to 76,404.18, 114,612.57 and 23,813.65

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Solution

The fourth proportional to 76,404.18, 114,612.57 and 23,813.65 is: 35,722.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,404.18 : 114,612.57 = 23,813.65 : x
  2. Step 2: Convert to fraction form
    76,404.18/114,612.57 = 23,813.65/x
  3. Step 3: Cross multiply
    76,404.18x = 114,612.57 × 23,813.65
  4. Step 4: Simplify right side
    76,404.18x = 2,729,343,627.58
  5. Step 5: Solve for x
    x = 2,729,343,627.58/76,404.18
  6. Step 6: Final answer
    x = 35,722.44

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1.5x scale

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.