Home / 117,559.19-162,231.64-63,844.22

Finding the Fourth Proportional to 117,559.19, 162,231.64 and 63,844.22

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Solution

The fourth proportional to 117,559.19, 162,231.64 and 63,844.22 is: 88,104.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,559.19 : 162,231.64 = 63,844.22 : x
  2. Step 2: Convert to fraction form
    117,559.19/162,231.64 = 63,844.22/x
  3. Step 3: Cross multiply
    117,559.19x = 162,231.64 × 63,844.22
  4. Step 4: Simplify right side
    117,559.19x = 10,357,551,384.74
  5. Step 5: Solve for x
    x = 10,357,551,384.74/117,559.19
  6. Step 6: Final answer
    x = 88,104.99

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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.