Home / 118,144.34-163,035.58-67,162.64

Finding the Fourth Proportional to 118,144.34, 163,035.58 and 67,162.64

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Solution

The fourth proportional to 118,144.34, 163,035.58 and 67,162.64 is: 92,682.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,144.34 : 163,035.58 = 67,162.64 : x
  2. Step 2: Convert to fraction form
    118,144.34/163,035.58 = 67,162.64/x
  3. Step 3: Cross multiply
    118,144.34x = 163,035.58 × 67,162.64
  4. Step 4: Simplify right side
    118,144.34x = 10,949,899,966.73
  5. Step 5: Solve for x
    x = 10,949,899,966.73/118,144.34
  6. Step 6: Final answer
    x = 92,682.39

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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.