Home / 117,050.96-161,529.81-63,336.93

Finding the Fourth Proportional to 117,050.96, 161,529.81 and 63,336.93

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Solution

The fourth proportional to 117,050.96, 161,529.81 and 63,336.93 is: 87,404.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,050.96 : 161,529.81 = 63,336.93 : x
  2. Step 2: Convert to fraction form
    117,050.96/161,529.81 = 63,336.93/x
  3. Step 3: Cross multiply
    117,050.96x = 161,529.81 × 63,336.93
  4. Step 4: Simplify right side
    117,050.96x = 10,230,802,268.88
  5. Step 5: Solve for x
    x = 10,230,802,268.88/117,050.96
  6. Step 6: Final answer
    x = 87,404.68

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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.