Home / 117,246.36-161,799.48-63,531.60

Finding the Fourth Proportional to 117,246.36, 161,799.48 and 63,531.60

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Solution

The fourth proportional to 117,246.36, 161,799.48 and 63,531.60 is: 87,673.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,246.36 : 161,799.48 = 63,531.60 : x
  2. Step 2: Convert to fraction form
    117,246.36/161,799.48 = 63,531.60/x
  3. Step 3: Cross multiply
    117,246.36x = 161,799.48 × 63,531.60
  4. Step 4: Simplify right side
    117,246.36x = 10,279,379,843.57
  5. Step 5: Solve for x
    x = 10,279,379,843.57/117,246.36
  6. Step 6: Final answer
    x = 87,673.34

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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.