Home / 133,507.07-184,244.43-73,077.76

Finding the Fourth Proportional to 133,507.07, 184,244.43 and 73,077.76

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Solution

The fourth proportional to 133,507.07, 184,244.43 and 73,077.76 is: 100,849.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,507.07 : 184,244.43 = 73,077.76 : x
  2. Step 2: Convert to fraction form
    133,507.07/184,244.43 = 73,077.76/x
  3. Step 3: Cross multiply
    133,507.07x = 184,244.43 × 73,077.76
  4. Step 4: Simplify right side
    133,507.07x = 13,464,169,315.65
  5. Step 5: Solve for x
    x = 13,464,169,315.65/133,507.07
  6. Step 6: Final answer
    x = 100,849.86

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1.5x scale

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.