Home / 76,628.16-114,917.40-27,934.44

Finding the Fourth Proportional to 76,628.16, 114,917.40 and 27,934.44

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Solution

The fourth proportional to 76,628.16, 114,917.40 and 27,934.44 is: 41,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,628.16 : 114,917.40 = 27,934.44 : x
  2. Step 2: Convert to fraction form
    76,628.16/114,917.40 = 27,934.44/x
  3. Step 3: Cross multiply
    76,628.16x = 114,917.40 × 27,934.44
  4. Step 4: Simplify right side
    76,628.16x = 3,210,153,215.26
  5. Step 5: Solve for x
    x = 3,210,153,215.26/76,628.16
  6. Step 6: Final answer
    x = 41,892.60

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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.