Home / 177,309.40-244,653.50-105,696.10

Finding the Fourth Proportional to 177,309.40, 244,653.50 and 105,696.10

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Solution

The fourth proportional to 177,309.40, 244,653.50 and 105,696.10 is: 145,840.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,309.40 : 244,653.50 = 105,696.10 : x
  2. Step 2: Convert to fraction form
    177,309.40/244,653.50 = 105,696.10/x
  3. Step 3: Cross multiply
    177,309.40x = 244,653.50 × 105,696.10
  4. Step 4: Simplify right side
    177,309.40x = 25,858,920,801.35
  5. Step 5: Solve for x
    x = 25,858,920,801.35/177,309.40
  6. Step 6: Final answer
    x = 145,840.66

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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.