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Finding the Fourth Proportional to 183,337.66, 253,017.66 and 102,765.20

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Solution

The fourth proportional to 183,337.66, 253,017.66 and 102,765.20 is: 141,822.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,337.66 : 253,017.66 = 102,765.20 : x
  2. Step 2: Convert to fraction form
    183,337.66/253,017.66 = 102,765.20/x
  3. Step 3: Cross multiply
    183,337.66x = 253,017.66 × 102,765.20
  4. Step 4: Simplify right side
    183,337.66x = 26,001,410,176.52
  5. Step 5: Solve for x
    x = 26,001,410,176.52/183,337.66
  6. Step 6: Final answer
    x = 141,822.53

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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.