Home / 109,210.01-163,834.26-45,167.97

Finding the Fourth Proportional to 109,210.01, 163,834.26 and 45,167.97

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Solution

The fourth proportional to 109,210.01, 163,834.26 and 45,167.97 is: 67,759.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,210.01 : 163,834.26 = 45,167.97 : x
  2. Step 2: Convert to fraction form
    109,210.01/163,834.26 = 45,167.97/x
  3. Step 3: Cross multiply
    109,210.01x = 163,834.26 × 45,167.97
  4. Step 4: Simplify right side
    109,210.01x = 7,400,060,771.27
  5. Step 5: Solve for x
    x = 7,400,060,771.27/109,210.01
  6. Step 6: Final answer
    x = 67,759.91

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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.