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Finding the Fourth Proportional to 183,554.30, 274,973.68 and 103,347.10

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Solution

The fourth proportional to 183,554.30, 274,973.68 and 103,347.10 is: 154,819.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,554.30 : 274,973.68 = 103,347.10 : x
  2. Step 2: Convert to fraction form
    183,554.30/274,973.68 = 103,347.10/x
  3. Step 3: Cross multiply
    183,554.30x = 274,973.68 × 103,347.10
  4. Step 4: Simplify right side
    183,554.30x = 28,417,732,404.33
  5. Step 5: Solve for x
    x = 28,417,732,404.33/183,554.30
  6. Step 6: Final answer
    x = 154,819.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.