Home / 121,966.40-182,949.60-34,414.40

Finding the Fourth Proportional to 121,966.40, 182,949.60 and 34,414.40

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Solution

The fourth proportional to 121,966.40, 182,949.60 and 34,414.40 is: 51,621.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,966.40 : 182,949.60 = 34,414.40 : x
  2. Step 2: Convert to fraction form
    121,966.40/182,949.60 = 34,414.40/x
  3. Step 3: Cross multiply
    121,966.40x = 182,949.60 × 34,414.40
  4. Step 4: Simplify right side
    121,966.40x = 6,296,100,714.24
  5. Step 5: Solve for x
    x = 6,296,100,714.24/121,966.40
  6. Step 6: Final answer
    x = 51,621.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.