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Finding the Fourth Proportional to 183,300.24, 274,917.40 and 83,437.20

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Solution

The fourth proportional to 183,300.24, 274,917.40 and 83,437.20 is: 125,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,300.24 : 274,917.40 = 83,437.20 : x
  2. Step 2: Convert to fraction form
    183,300.24/274,917.40 = 83,437.20/x
  3. Step 3: Cross multiply
    183,300.24x = 274,917.40 × 83,437.20
  4. Step 4: Simplify right side
    183,300.24x = 22,938,338,087.28
  5. Step 5: Solve for x
    x = 22,938,338,087.28/183,300.24
  6. Step 6: Final answer
    x = 125,140.80

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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.