Home / 222,581.55-307,268.91-127,069.77

Finding the Fourth Proportional to 222,581.55, 307,268.91 and 127,069.77

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Solution

The fourth proportional to 222,581.55, 307,268.91 and 127,069.77 is: 175,417.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,581.55 : 307,268.91 = 127,069.77 : x
  2. Step 2: Convert to fraction form
    222,581.55/307,268.91 = 127,069.77/x
  3. Step 3: Cross multiply
    222,581.55x = 307,268.91 × 127,069.77
  4. Step 4: Simplify right side
    222,581.55x = 39,044,589,721.85
  5. Step 5: Solve for x
    x = 39,044,589,721.85/222,581.55
  6. Step 6: Final answer
    x = 175,417.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.