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Finding the Fourth Proportional to 176,537.54, 243,642.23 and 104,916.93

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Solution

The fourth proportional to 176,537.54, 243,642.23 and 104,916.93 is: 144,797.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,537.54 : 243,642.23 = 104,916.93 : x
  2. Step 2: Convert to fraction form
    176,537.54/243,642.23 = 104,916.93/x
  3. Step 3: Cross multiply
    176,537.54x = 243,642.23 × 104,916.93
  4. Step 4: Simplify right side
    176,537.54x = 25,562,194,789.95
  5. Step 5: Solve for x
    x = 25,562,194,789.95/176,537.54
  6. Step 6: Final answer
    x = 144,797.50

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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.