Home / 219,276.38-302,598.15-122,481.59

Finding the Fourth Proportional to 219,276.38, 302,598.15 and 122,481.59

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Solution

The fourth proportional to 219,276.38, 302,598.15 and 122,481.59 is: 169,022.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,276.38 : 302,598.15 = 122,481.59 : x
  2. Step 2: Convert to fraction form
    219,276.38/302,598.15 = 122,481.59/x
  3. Step 3: Cross multiply
    219,276.38x = 302,598.15 × 122,481.59
  4. Step 4: Simplify right side
    219,276.38x = 37,062,700,915.24
  5. Step 5: Solve for x
    x = 37,062,700,915.24/219,276.38
  6. Step 6: Final answer
    x = 169,022.77

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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.