Home / 124,210.60-186,299.10-49,385.80

Finding the Fourth Proportional to 124,210.60, 186,299.10 and 49,385.80

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Solution

The fourth proportional to 124,210.60, 186,299.10 and 49,385.80 is: 74,072.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,210.60 : 186,299.10 = 49,385.80 : x
  2. Step 2: Convert to fraction form
    124,210.60/186,299.10 = 49,385.80/x
  3. Step 3: Cross multiply
    124,210.60x = 186,299.10 × 49,385.80
  4. Step 4: Simplify right side
    124,210.60x = 9,200,530,092.78
  5. Step 5: Solve for x
    x = 9,200,530,092.78/124,210.60
  6. Step 6: Final answer
    x = 74,072.02

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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.