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Finding the Fourth Proportional to 183,651.85, 253,441.43 and 103,077.76

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Solution

The fourth proportional to 183,651.85, 253,441.43 and 103,077.76 is: 142,248.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,651.85 : 253,441.43 = 103,077.76 : x
  2. Step 2: Convert to fraction form
    183,651.85/253,441.43 = 103,077.76/x
  3. Step 3: Cross multiply
    183,651.85x = 253,441.43 × 103,077.76
  4. Step 4: Simplify right side
    183,651.85x = 26,124,173,113.00
  5. Step 5: Solve for x
    x = 26,124,173,113.00/183,651.85
  6. Step 6: Final answer
    x = 142,248.36

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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.