Home / 133,616.65-184,391.05-73,188.30

Finding the Fourth Proportional to 133,616.65, 184,391.05 and 73,188.30

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Solution

The fourth proportional to 133,616.65, 184,391.05 and 73,188.30 is: 100,999.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,616.65 : 184,391.05 = 73,188.30 : x
  2. Step 2: Convert to fraction form
    133,616.65/184,391.05 = 73,188.30/x
  3. Step 3: Cross multiply
    133,616.65x = 184,391.05 × 73,188.30
  4. Step 4: Simplify right side
    133,616.65x = 13,495,267,484.72
  5. Step 5: Solve for x
    x = 13,495,267,484.72/133,616.65
  6. Step 6: Final answer
    x = 100,999.89

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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.