Home / 177,545.80-245,014.55-96,971.86

Finding the Fourth Proportional to 177,545.80, 245,014.55 and 96,971.86

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Solution

The fourth proportional to 177,545.80, 245,014.55 and 96,971.86 is: 133,821.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,545.80 : 245,014.55 = 96,971.86 : x
  2. Step 2: Convert to fraction form
    177,545.80/245,014.55 = 96,971.86/x
  3. Step 3: Cross multiply
    177,545.80x = 245,014.55 × 96,971.86
  4. Step 4: Simplify right side
    177,545.80x = 23,759,516,640.56
  5. Step 5: Solve for x
    x = 23,759,516,640.56/177,545.80
  6. Step 6: Final answer
    x = 133,821.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.