Home / 156,986.10-233,816.83-156,221.33

Finding the Fourth Proportional to 156,986.10, 233,816.83 and 156,221.33

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Solution

The fourth proportional to 156,986.10, 233,816.83 and 156,221.33 is: 232,677.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,986.10 : 233,816.83 = 156,221.33 : x
  2. Step 2: Convert to fraction form
    156,986.10/233,816.83 = 156,221.33/x
  3. Step 3: Cross multiply
    156,986.10x = 233,816.83 × 156,221.33
  4. Step 4: Simplify right side
    156,986.10x = 36,527,174,599.35
  5. Step 5: Solve for x
    x = 36,527,174,599.35/156,986.10
  6. Step 6: Final answer
    x = 232,677.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.