Home / 48,790.80-73,186.20-47,624.40

Finding the Fourth Proportional to 48,790.80, 73,186.20 and 47,624.40

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Solution

The fourth proportional to 48,790.80, 73,186.20 and 47,624.40 is: 71,436.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,790.80 : 73,186.20 = 47,624.40 : x
  2. Step 2: Convert to fraction form
    48,790.80/73,186.20 = 47,624.40/x
  3. Step 3: Cross multiply
    48,790.80x = 73,186.20 × 47,624.40
  4. Step 4: Simplify right side
    48,790.80x = 3,485,448,863.28
  5. Step 5: Solve for x
    x = 3,485,448,863.28/48,790.80
  6. Step 6: Final answer
    x = 71,436.60

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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.