Home / 111,238.05-166,875.27-36,336.45

Finding the Fourth Proportional to 111,238.05, 166,875.27 and 36,336.45

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Solution

The fourth proportional to 111,238.05, 166,875.27 and 36,336.45 is: 54,510.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,238.05 : 166,875.27 = 36,336.45 : x
  2. Step 2: Convert to fraction form
    111,238.05/166,875.27 = 36,336.45/x
  3. Step 3: Cross multiply
    111,238.05x = 166,875.27 × 36,336.45
  4. Step 4: Simplify right side
    111,238.05x = 6,063,654,904.59
  5. Step 5: Solve for x
    x = 6,063,654,904.59/111,238.05
  6. Step 6: Final answer
    x = 54,510.62

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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.