Home / 116,909.42-161,334.86-63,194.45

Finding the Fourth Proportional to 116,909.42, 161,334.86 and 63,194.45

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Solution

The fourth proportional to 116,909.42, 161,334.86 and 63,194.45 is: 87,208.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,909.42 : 161,334.86 = 63,194.45 : x
  2. Step 2: Convert to fraction form
    116,909.42/161,334.86 = 63,194.45/x
  3. Step 3: Cross multiply
    116,909.42x = 161,334.86 × 63,194.45
  4. Step 4: Simplify right side
    116,909.42x = 10,195,466,620.88
  5. Step 5: Solve for x
    x = 10,195,466,620.88/116,909.42
  6. Step 6: Final answer
    x = 87,208.26

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1.5x scale

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.