Home / 76,622.74-114,777.36-37,147.38

Finding the Fourth Proportional to 76,622.74, 114,777.36 and 37,147.38

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Solution

The fourth proportional to 76,622.74, 114,777.36 and 37,147.38 is: 55,645.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,622.74 : 114,777.36 = 37,147.38 : x
  2. Step 2: Convert to fraction form
    76,622.74/114,777.36 = 37,147.38/x
  3. Step 3: Cross multiply
    76,622.74x = 114,777.36 × 37,147.38
  4. Step 4: Simplify right side
    76,622.74x = 4,263,678,207.32
  5. Step 5: Solve for x
    x = 4,263,678,207.32/76,622.74
  6. Step 6: Final answer
    x = 55,645.08

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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.