Home / 177,940.55-245,550.63-106,360.04

Finding the Fourth Proportional to 177,940.55, 245,550.63 and 106,360.04

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Solution

The fourth proportional to 177,940.55, 245,550.63 and 106,360.04 is: 146,772.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,940.55 : 245,550.63 = 106,360.04 : x
  2. Step 2: Convert to fraction form
    177,940.55/245,550.63 = 106,360.04/x
  3. Step 3: Cross multiply
    177,940.55x = 245,550.63 × 106,360.04
  4. Step 4: Simplify right side
    177,940.55x = 26,116,773,601.07
  5. Step 5: Solve for x
    x = 26,116,773,601.07/177,940.55
  6. Step 6: Final answer
    x = 146,772.47

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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.