Home / 177,545.10-266,317.65-161,474.70

Finding the Fourth Proportional to 177,545.10, 266,317.65 and 161,474.70

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Solution

The fourth proportional to 177,545.10, 266,317.65 and 161,474.70 is: 242,212.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,545.10 : 266,317.65 = 161,474.70 : x
  2. Step 2: Convert to fraction form
    177,545.10/266,317.65 = 161,474.70/x
  3. Step 3: Cross multiply
    177,545.10x = 266,317.65 × 161,474.70
  4. Step 4: Simplify right side
    177,545.10x = 43,003,562,638.46
  5. Step 5: Solve for x
    x = 43,003,562,638.46/177,545.10
  6. Step 6: Final answer
    x = 242,212.05

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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.