Home / 219,191.08-302,208.30-178,863.88

Finding the Fourth Proportional to 219,191.08, 302,208.30 and 178,863.88

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Solution

The fourth proportional to 219,191.08, 302,208.30 and 178,863.88 is: 246,607.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,191.08 : 302,208.30 = 178,863.88 : x
  2. Step 2: Convert to fraction form
    219,191.08/302,208.30 = 178,863.88/x
  3. Step 3: Cross multiply
    219,191.08x = 302,208.30 × 178,863.88
  4. Step 4: Simplify right side
    219,191.08x = 54,054,149,106.20
  5. Step 5: Solve for x
    x = 54,054,149,106.20/219,191.08
  6. Step 6: Final answer
    x = 246,607.43

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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.