Home / 177,789.09-245,346.66-106,264.47

Finding the Fourth Proportional to 177,789.09, 245,346.66 and 106,264.47

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Solution

The fourth proportional to 177,789.09, 245,346.66 and 106,264.47 is: 146,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,789.09 : 245,346.66 = 106,264.47 : x
  2. Step 2: Convert to fraction form
    177,789.09/245,346.66 = 106,264.47/x
  3. Step 3: Cross multiply
    177,789.09x = 245,346.66 × 106,264.47
  4. Step 4: Simplify right side
    177,789.09x = 26,071,632,791.17
  5. Step 5: Solve for x
    x = 26,071,632,791.17/177,789.09
  6. Step 6: Final answer
    x = 146,643.60

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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.