Home / 133,607.40-184,336.26-77,010.92

Finding the Fourth Proportional to 133,607.40, 184,336.26 and 77,010.92

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Solution

The fourth proportional to 133,607.40, 184,336.26 and 77,010.92 is: 106,250.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,607.40 : 184,336.26 = 77,010.92 : x
  2. Step 2: Convert to fraction form
    133,607.40/184,336.26 = 77,010.92/x
  3. Step 3: Cross multiply
    133,607.40x = 184,336.26 × 77,010.92
  4. Step 4: Simplify right side
    133,607.40x = 14,195,904,971.96
  5. Step 5: Solve for x
    x = 14,195,904,971.96/133,607.40
  6. Step 6: Final answer
    x = 106,250.89

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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.