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Finding the Fourth Proportional to 82,833.40, 124,250.10 and 30,244.60

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Solution

The fourth proportional to 82,833.40, 124,250.10 and 30,244.60 is: 45,366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,833.40 : 124,250.10 = 30,244.60 : x
  2. Step 2: Convert to fraction form
    82,833.40/124,250.10 = 30,244.60/x
  3. Step 3: Cross multiply
    82,833.40x = 124,250.10 × 30,244.60
  4. Step 4: Simplify right side
    82,833.40x = 3,757,894,574.46
  5. Step 5: Solve for x
    x = 3,757,894,574.46/82,833.40
  6. Step 6: Final answer
    x = 45,366.90

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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.