Home / 53,318.52-79,977.60-50,070.96

Finding the Fourth Proportional to 53,318.52, 79,977.60 and 50,070.96

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Solution

The fourth proportional to 53,318.52, 79,977.60 and 50,070.96 is: 75,106.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,318.52 : 79,977.60 = 50,070.96 : x
  2. Step 2: Convert to fraction form
    53,318.52/79,977.60 = 50,070.96/x
  3. Step 3: Cross multiply
    53,318.52x = 79,977.60 × 50,070.96
  4. Step 4: Simplify right side
    53,318.52x = 4,004,555,210.50
  5. Step 5: Solve for x
    x = 4,004,555,210.50/53,318.52
  6. Step 6: Final answer
    x = 75,106.27

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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.