Home / 117,725.94-162,465.03-64,014.57

Finding the Fourth Proportional to 117,725.94, 162,465.03 and 64,014.57

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Solution

The fourth proportional to 117,725.94, 162,465.03 and 64,014.57 is: 88,341.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,725.94 : 162,465.03 = 64,014.57 : x
  2. Step 2: Convert to fraction form
    117,725.94/162,465.03 = 64,014.57/x
  3. Step 3: Cross multiply
    117,725.94x = 162,465.03 × 64,014.57
  4. Step 4: Simplify right side
    117,725.94x = 10,400,129,035.49
  5. Step 5: Solve for x
    x = 10,400,129,035.49/117,725.94
  6. Step 6: Final answer
    x = 88,341.86

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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.