Home / 118,180.35-163,059.84-75,796.29

Finding the Fourth Proportional to 118,180.35, 163,059.84 and 75,796.29

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Solution

The fourth proportional to 118,180.35, 163,059.84 and 75,796.29 is: 104,580.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,180.35 : 163,059.84 = 75,796.29 : x
  2. Step 2: Convert to fraction form
    118,180.35/163,059.84 = 75,796.29/x
  3. Step 3: Cross multiply
    118,180.35x = 163,059.84 × 75,796.29
  4. Step 4: Simplify right side
    118,180.35x = 12,359,330,919.99
  5. Step 5: Solve for x
    x = 12,359,330,919.99/118,180.35
  6. Step 6: Final answer
    x = 104,580.25

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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.