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Finding the Fourth Proportional to 147,751.88, 221,627.84 and 36,943.88

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Solution

The fourth proportional to 147,751.88, 221,627.84 and 36,943.88 is: 55,415.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,751.88 : 221,627.84 = 36,943.88 : x
  2. Step 2: Convert to fraction form
    147,751.88/221,627.84 = 36,943.88/x
  3. Step 3: Cross multiply
    147,751.88x = 221,627.84 × 36,943.88
  4. Step 4: Simplify right side
    147,751.88x = 8,187,791,032.76
  5. Step 5: Solve for x
    x = 8,187,791,032.76/147,751.88
  6. Step 6: Final answer
    x = 55,415.82

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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.