Home / 223,198.64-307,966.20-132,585.15

Finding the Fourth Proportional to 223,198.64, 307,966.20 and 132,585.15

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Solution

The fourth proportional to 223,198.64, 307,966.20 and 132,585.15 is: 182,939.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,198.64 : 307,966.20 = 132,585.15 : x
  2. Step 2: Convert to fraction form
    223,198.64/307,966.20 = 132,585.15/x
  3. Step 3: Cross multiply
    223,198.64x = 307,966.20 × 132,585.15
  4. Step 4: Simplify right side
    223,198.64x = 40,831,746,225.40
  5. Step 5: Solve for x
    x = 40,831,746,225.40/223,198.64
  6. Step 6: Final answer
    x = 182,939.05

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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.