Home / 133,183.06-183,798.21-76,594.48

Finding the Fourth Proportional to 133,183.06, 183,798.21 and 76,594.48

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Solution

The fourth proportional to 133,183.06, 183,798.21 and 76,594.48 is: 105,703.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,183.06 : 183,798.21 = 76,594.48 : x
  2. Step 2: Convert to fraction form
    133,183.06/183,798.21 = 76,594.48/x
  3. Step 3: Cross multiply
    133,183.06x = 183,798.21 × 76,594.48
  4. Step 4: Simplify right side
    133,183.06x = 14,077,928,319.88
  5. Step 5: Solve for x
    x = 14,077,928,319.88/133,183.06
  6. Step 6: Final answer
    x = 105,703.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.