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Finding the Fourth Proportional to 173,361.60, 260,040.96 and 47,001.60

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Solution

The fourth proportional to 173,361.60, 260,040.96 and 47,001.60 is: 70,502.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,361.60 : 260,040.96 = 47,001.60 : x
  2. Step 2: Convert to fraction form
    173,361.60/260,040.96 = 47,001.60/x
  3. Step 3: Cross multiply
    173,361.60x = 260,040.96 × 47,001.60
  4. Step 4: Simplify right side
    173,361.60x = 12,222,341,185.54
  5. Step 5: Solve for x
    x = 12,222,341,185.54/173,361.60
  6. Step 6: Final answer
    x = 70,502.01

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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.