Home / 118,269.30-177,174.15-105,016.08

Finding the Fourth Proportional to 118,269.30, 177,174.15 and 105,016.08

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Solution

The fourth proportional to 118,269.30, 177,174.15 and 105,016.08 is: 157,320.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,269.30 : 177,174.15 = 105,016.08 : x
  2. Step 2: Convert to fraction form
    118,269.30/177,174.15 = 105,016.08/x
  3. Step 3: Cross multiply
    118,269.30x = 177,174.15 × 105,016.08
  4. Step 4: Simplify right side
    118,269.30x = 18,606,134,710.33
  5. Step 5: Solve for x
    x = 18,606,134,710.33/118,269.30
  6. Step 6: Final answer
    x = 157,320.07

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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.