Home / 150,442.08-207,568.05-118,511.88

Finding the Fourth Proportional to 150,442.08, 207,568.05 and 118,511.88

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Solution

The fourth proportional to 150,442.08, 207,568.05 and 118,511.88 is: 163,513.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,442.08 : 207,568.05 = 118,511.88 : x
  2. Step 2: Convert to fraction form
    150,442.08/207,568.05 = 118,511.88/x
  3. Step 3: Cross multiply
    150,442.08x = 207,568.05 × 118,511.88
  4. Step 4: Simplify right side
    150,442.08x = 24,599,279,833.43
  5. Step 5: Solve for x
    x = 24,599,279,833.43/150,442.08
  6. Step 6: Final answer
    x = 163,513.29

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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.