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Finding the Fourth Proportional to 183,373.13, 275,036.33 and 70,976.45

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Solution

The fourth proportional to 183,373.13, 275,036.33 and 70,976.45 is: 106,455.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,373.13 : 275,036.33 = 70,976.45 : x
  2. Step 2: Convert to fraction form
    183,373.13/275,036.33 = 70,976.45/x
  3. Step 3: Cross multiply
    183,373.13x = 275,036.33 × 70,976.45
  4. Step 4: Simplify right side
    183,373.13x = 19,521,102,657.14
  5. Step 5: Solve for x
    x = 19,521,102,657.14/183,373.13
  6. Step 6: Final answer
    x = 106,455.63

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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.