Home / 117,065.25-161,550.04-63,350.26

Finding the Fourth Proportional to 117,065.25, 161,550.04 and 63,350.26

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Solution

The fourth proportional to 117,065.25, 161,550.04 and 63,350.26 is: 87,423.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,065.25 : 161,550.04 = 63,350.26 : x
  2. Step 2: Convert to fraction form
    117,065.25/161,550.04 = 63,350.26/x
  3. Step 3: Cross multiply
    117,065.25x = 161,550.04 × 63,350.26
  4. Step 4: Simplify right side
    117,065.25x = 10,234,237,195.39
  5. Step 5: Solve for x
    x = 10,234,237,195.39/117,065.25
  6. Step 6: Final answer
    x = 87,423.36

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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.