Home / 133,817.36-184,515.72-109,541.12

Finding the Fourth Proportional to 133,817.36, 184,515.72 and 109,541.12

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Solution

The fourth proportional to 133,817.36, 184,515.72 and 109,541.12 is: 151,042.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,817.36 : 184,515.72 = 109,541.12 : x
  2. Step 2: Convert to fraction form
    133,817.36/184,515.72 = 109,541.12/x
  3. Step 3: Cross multiply
    133,817.36x = 184,515.72 × 109,541.12
  4. Step 4: Simplify right side
    133,817.36x = 20,212,058,626.41
  5. Step 5: Solve for x
    x = 20,212,058,626.41/133,817.36
  6. Step 6: Final answer
    x = 151,042.13

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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.