Home / 117,232.72-161,780.93-63,519.19

Finding the Fourth Proportional to 117,232.72, 161,780.93 and 63,519.19

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Solution

The fourth proportional to 117,232.72, 161,780.93 and 63,519.19 is: 87,656.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,232.72 : 161,780.93 = 63,519.19 : x
  2. Step 2: Convert to fraction form
    117,232.72/161,780.93 = 63,519.19/x
  3. Step 3: Cross multiply
    117,232.72x = 161,780.93 × 63,519.19
  4. Step 4: Simplify right side
    117,232.72x = 10,276,193,147.20
  5. Step 5: Solve for x
    x = 10,276,193,147.20/117,232.72
  6. Step 6: Final answer
    x = 87,656.36

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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.