Home / 177,963.48-245,568.11-106,329.51

Finding the Fourth Proportional to 177,963.48, 245,568.11 and 106,329.51

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Solution

The fourth proportional to 177,963.48, 245,568.11 and 106,329.51 is: 146,721.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,963.48 : 245,568.11 = 106,329.51 : x
  2. Step 2: Convert to fraction form
    177,963.48/245,568.11 = 106,329.51/x
  3. Step 3: Cross multiply
    177,963.48x = 245,568.11 × 106,329.51
  4. Step 4: Simplify right side
    177,963.48x = 26,111,136,276.28
  5. Step 5: Solve for x
    x = 26,111,136,276.28/177,963.48
  6. Step 6: Final answer
    x = 146,721.88

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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.