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Finding the Fourth Proportional to 176,973.51, 244,223.78 and 105,356.01

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Solution

The fourth proportional to 176,973.51, 244,223.78 and 105,356.01 is: 145,391.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,973.51 : 244,223.78 = 105,356.01 : x
  2. Step 2: Convert to fraction form
    176,973.51/244,223.78 = 105,356.01/x
  3. Step 3: Cross multiply
    176,973.51x = 244,223.78 × 105,356.01
  4. Step 4: Simplify right side
    176,973.51x = 25,730,442,481.14
  5. Step 5: Solve for x
    x = 25,730,442,481.14/176,973.51
  6. Step 6: Final answer
    x = 145,391.49

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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.