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Finding the Fourth Proportional to 173,886.56, 260,829.68 and 49,227.60

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Solution

The fourth proportional to 173,886.56, 260,829.68 and 49,227.60 is: 73,841.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,886.56 : 260,829.68 = 49,227.60 : x
  2. Step 2: Convert to fraction form
    173,886.56/260,829.68 = 49,227.60/x
  3. Step 3: Cross multiply
    173,886.56x = 260,829.68 × 49,227.60
  4. Step 4: Simplify right side
    173,886.56x = 12,840,019,155.17
  5. Step 5: Solve for x
    x = 12,840,019,155.17/173,886.56
  6. Step 6: Final answer
    x = 73,841.35

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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.