Home / 133,573.32-184,331.16-73,143.96

Finding the Fourth Proportional to 133,573.32, 184,331.16 and 73,143.96

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Solution

The fourth proportional to 133,573.32, 184,331.16 and 73,143.96 is: 100,938.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,573.32 : 184,331.16 = 73,143.96 : x
  2. Step 2: Convert to fraction form
    133,573.32/184,331.16 = 73,143.96/x
  3. Step 3: Cross multiply
    133,573.32x = 184,331.16 × 73,143.96
  4. Step 4: Simplify right side
    133,573.32x = 13,482,710,993.79
  5. Step 5: Solve for x
    x = 13,482,710,993.79/133,573.32
  6. Step 6: Final answer
    x = 100,938.65

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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.