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Finding the Fourth Proportional to 167,053.70, 250,461.50 and 78,258.80

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Solution

The fourth proportional to 167,053.70, 250,461.50 and 78,258.80 is: 117,332.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,053.70 : 250,461.50 = 78,258.80 : x
  2. Step 2: Convert to fraction form
    167,053.70/250,461.50 = 78,258.80/x
  3. Step 3: Cross multiply
    167,053.70x = 250,461.50 × 78,258.80
  4. Step 4: Simplify right side
    167,053.70x = 19,600,814,792.60
  5. Step 5: Solve for x
    x = 19,600,814,792.60/167,053.70
  6. Step 6: Final answer
    x = 117,332.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.