Home / 91,372.91-126,095.38-50,536.35

Finding the Fourth Proportional to 91,372.91, 126,095.38 and 50,536.35

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Solution

The fourth proportional to 91,372.91, 126,095.38 and 50,536.35 is: 69,740.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,372.91 : 126,095.38 = 50,536.35 : x
  2. Step 2: Convert to fraction form
    91,372.91/126,095.38 = 50,536.35/x
  3. Step 3: Cross multiply
    91,372.91x = 126,095.38 × 50,536.35
  4. Step 4: Simplify right side
    91,372.91x = 6,372,400,130.72
  5. Step 5: Solve for x
    x = 6,372,400,130.72/91,372.91
  6. Step 6: Final answer
    x = 69,740.59

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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.