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Finding the Fourth Proportional to 183,659.10, 275,595.02 and 77,033.58

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Solution

The fourth proportional to 183,659.10, 275,595.02 and 77,033.58 is: 115,594.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,659.10 : 275,595.02 = 77,033.58 : x
  2. Step 2: Convert to fraction form
    183,659.10/275,595.02 = 77,033.58/x
  3. Step 3: Cross multiply
    183,659.10x = 275,595.02 × 77,033.58
  4. Step 4: Simplify right side
    183,659.10x = 21,230,071,020.77
  5. Step 5: Solve for x
    x = 21,230,071,020.77/183,659.10
  6. Step 6: Final answer
    x = 115,594.99

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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.