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Finding the Fourth Proportional to 116,893.80, 175,340.70 and 38,010.60

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Solution

The fourth proportional to 116,893.80, 175,340.70 and 38,010.60 is: 57,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,893.80 : 175,340.70 = 38,010.60 : x
  2. Step 2: Convert to fraction form
    116,893.80/175,340.70 = 38,010.60/x
  3. Step 3: Cross multiply
    116,893.80x = 175,340.70 × 38,010.60
  4. Step 4: Simplify right side
    116,893.80x = 6,664,805,211.42
  5. Step 5: Solve for x
    x = 6,664,805,211.42/116,893.80
  6. Step 6: Final answer
    x = 57,015.90

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1.5x scale

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.