Home / 219,203.20-328,977.66-112,582.84

Finding the Fourth Proportional to 219,203.20, 328,977.66 and 112,582.84

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Solution

The fourth proportional to 219,203.20, 328,977.66 and 112,582.84 is: 168,963.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,203.20 : 328,977.66 = 112,582.84 : x
  2. Step 2: Convert to fraction form
    219,203.20/328,977.66 = 112,582.84/x
  3. Step 3: Cross multiply
    219,203.20x = 328,977.66 × 112,582.84
  4. Step 4: Simplify right side
    219,203.20x = 37,037,239,259.35
  5. Step 5: Solve for x
    x = 37,037,239,259.35/219,203.20
  6. Step 6: Final answer
    x = 168,963.04

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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.