Home / 133,459.54-184,168.65-79,774.16

Finding the Fourth Proportional to 133,459.54, 184,168.65 and 79,774.16

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Solution

The fourth proportional to 133,459.54, 184,168.65 and 79,774.16 is: 110,085.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,459.54 : 184,168.65 = 79,774.16 : x
  2. Step 2: Convert to fraction form
    133,459.54/184,168.65 = 79,774.16/x
  3. Step 3: Cross multiply
    133,459.54x = 184,168.65 × 79,774.16
  4. Step 4: Simplify right side
    133,459.54x = 14,691,898,431.24
  5. Step 5: Solve for x
    x = 14,691,898,431.24/133,459.54
  6. Step 6: Final answer
    x = 110,085.04

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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.