Home / 156,566.51-234,857.96-119,185.21

Finding the Fourth Proportional to 156,566.51, 234,857.96 and 119,185.21

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Solution

The fourth proportional to 156,566.51, 234,857.96 and 119,185.21 is: 178,784.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,566.51 : 234,857.96 = 119,185.21 : x
  2. Step 2: Convert to fraction form
    156,566.51/234,857.96 = 119,185.21/x
  3. Step 3: Cross multiply
    156,566.51x = 234,857.96 × 119,185.21
  4. Step 4: Simplify right side
    156,566.51x = 27,991,595,282.77
  5. Step 5: Solve for x
    x = 27,991,595,282.77/156,566.51
  6. Step 6: Final answer
    x = 178,784.05

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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.