Home / 118,029.70-162,875.90-67,042.27

Finding the Fourth Proportional to 118,029.70, 162,875.90 and 67,042.27

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Solution

The fourth proportional to 118,029.70, 162,875.90 and 67,042.27 is: 92,515.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,029.70 : 162,875.90 = 67,042.27 : x
  2. Step 2: Convert to fraction form
    118,029.70/162,875.90 = 67,042.27/x
  3. Step 3: Cross multiply
    118,029.70x = 162,875.90 × 67,042.27
  4. Step 4: Simplify right side
    118,029.70x = 10,919,570,064.29
  5. Step 5: Solve for x
    x = 10,919,570,064.29/118,029.70
  6. Step 6: Final answer
    x = 92,515.44

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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.