Home / 124,296.40-186,471.60-45,410.50

Finding the Fourth Proportional to 124,296.40, 186,471.60 and 45,410.50

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Solution

The fourth proportional to 124,296.40, 186,471.60 and 45,410.50 is: 68,125.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,296.40 : 186,471.60 = 45,410.50 : x
  2. Step 2: Convert to fraction form
    124,296.40/186,471.60 = 45,410.50/x
  3. Step 3: Cross multiply
    124,296.40x = 186,471.60 × 45,410.50
  4. Step 4: Simplify right side
    124,296.40x = 8,467,768,591.80
  5. Step 5: Solve for x
    x = 8,467,768,591.80/124,296.40
  6. Step 6: Final answer
    x = 68,125.61

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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.