Home / 133,526.76-184,263.78-76,969.96

Finding the Fourth Proportional to 133,526.76, 184,263.78 and 76,969.96

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Solution

The fourth proportional to 133,526.76, 184,263.78 and 76,969.96 is: 106,216.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,526.76 : 184,263.78 = 76,969.96 : x
  2. Step 2: Convert to fraction form
    133,526.76/184,263.78 = 76,969.96/x
  3. Step 3: Cross multiply
    133,526.76x = 184,263.78 × 76,969.96
  4. Step 4: Simplify right side
    133,526.76x = 14,182,775,776.05
  5. Step 5: Solve for x
    x = 14,182,775,776.05/133,526.76
  6. Step 6: Final answer
    x = 106,216.73

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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.