Home / 133,543.74-184,292.68-82,555.20

Finding the Fourth Proportional to 133,543.74, 184,292.68 and 82,555.20

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Solution

The fourth proportional to 133,543.74, 184,292.68 and 82,555.20 is: 113,927.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,543.74 : 184,292.68 = 82,555.20 : x
  2. Step 2: Convert to fraction form
    133,543.74/184,292.68 = 82,555.20/x
  3. Step 3: Cross multiply
    133,543.74x = 184,292.68 × 82,555.20
  4. Step 4: Simplify right side
    133,543.74x = 15,214,319,055.94
  5. Step 5: Solve for x
    x = 15,214,319,055.94/133,543.74
  6. Step 6: Final answer
    x = 113,927.61

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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.