Home / 133,426.57-184,195.29-76,827.01

Finding the Fourth Proportional to 133,426.57, 184,195.29 and 76,827.01

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Solution

The fourth proportional to 133,426.57, 184,195.29 and 76,827.01 is: 106,059.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,426.57 : 184,195.29 = 76,827.01 : x
  2. Step 2: Convert to fraction form
    133,426.57/184,195.29 = 76,827.01/x
  3. Step 3: Cross multiply
    133,426.57x = 184,195.29 × 76,827.01
  4. Step 4: Simplify right side
    133,426.57x = 14,151,173,214.40
  5. Step 5: Solve for x
    x = 14,151,173,214.40/133,426.57
  6. Step 6: Final answer
    x = 106,059.64

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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.