Home / 117,576.86-162,257.26-63,862.93

Finding the Fourth Proportional to 117,576.86, 162,257.26 and 63,862.93

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Solution

The fourth proportional to 117,576.86, 162,257.26 and 63,862.93 is: 88,131.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,576.86 : 162,257.26 = 63,862.93 : x
  2. Step 2: Convert to fraction form
    117,576.86/162,257.26 = 63,862.93/x
  3. Step 3: Cross multiply
    117,576.86x = 162,257.26 × 63,862.93
  4. Step 4: Simplify right side
    117,576.86x = 10,362,223,066.43
  5. Step 5: Solve for x
    x = 10,362,223,066.43/117,576.86
  6. Step 6: Final answer
    x = 88,131.48

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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.