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Finding the Fourth Proportional to 117,113.58, 175,703.04 and 38,232.54

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Solution

The fourth proportional to 117,113.58, 175,703.04 and 38,232.54 is: 57,359.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,113.58 : 175,703.04 = 38,232.54 : x
  2. Step 2: Convert to fraction form
    117,113.58/175,703.04 = 38,232.54/x
  3. Step 3: Cross multiply
    117,113.58x = 175,703.04 × 38,232.54
  4. Step 4: Simplify right side
    117,113.58x = 6,717,573,504.92
  5. Step 5: Solve for x
    x = 6,717,573,504.92/117,113.58
  6. Step 6: Final answer
    x = 57,359.48

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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.