Home / 111,529.81-166,944.79-58,779.37

Finding the Fourth Proportional to 111,529.81, 166,944.79 and 58,779.37

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Solution

The fourth proportional to 111,529.81, 166,944.79 and 58,779.37 is: 87,984.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,529.81 : 166,944.79 = 58,779.37 : x
  2. Step 2: Convert to fraction form
    111,529.81/166,944.79 = 58,779.37/x
  3. Step 3: Cross multiply
    111,529.81x = 166,944.79 × 58,779.37
  4. Step 4: Simplify right side
    111,529.81x = 9,812,909,580.98
  5. Step 5: Solve for x
    x = 9,812,909,580.98/111,529.81
  6. Step 6: Final answer
    x = 87,984.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.