Home / 118,039.70-162,889.64-67,052.28

Finding the Fourth Proportional to 118,039.70, 162,889.64 and 67,052.28

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Solution

The fourth proportional to 118,039.70, 162,889.64 and 67,052.28 is: 92,529.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,039.70 : 162,889.64 = 67,052.28 : x
  2. Step 2: Convert to fraction form
    118,039.70/162,889.64 = 67,052.28/x
  3. Step 3: Cross multiply
    118,039.70x = 162,889.64 × 67,052.28
  4. Step 4: Simplify right side
    118,039.70x = 10,922,121,750.38
  5. Step 5: Solve for x
    x = 10,922,121,750.38/118,039.70
  6. Step 6: Final answer
    x = 92,529.22

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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.