Home / 176,727.30-264,918.15-71,405.70

Finding the Fourth Proportional to 176,727.30, 264,918.15 and 71,405.70

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Solution

The fourth proportional to 176,727.30, 264,918.15 and 71,405.70 is: 107,038.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,727.30 : 264,918.15 = 71,405.70 : x
  2. Step 2: Convert to fraction form
    176,727.30/264,918.15 = 71,405.70/x
  3. Step 3: Cross multiply
    176,727.30x = 264,918.15 × 71,405.70
  4. Step 4: Simplify right side
    176,727.30x = 18,916,665,943.46
  5. Step 5: Solve for x
    x = 18,916,665,943.46/176,727.30
  6. Step 6: Final answer
    x = 107,038.73

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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.