Home / 219,283.28-302,618.19-134,383.94

Finding the Fourth Proportional to 219,283.28, 302,618.19 and 134,383.94

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Solution

The fourth proportional to 219,283.28, 302,618.19 and 134,383.94 is: 185,454.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,283.28 : 302,618.19 = 134,383.94 : x
  2. Step 2: Convert to fraction form
    219,283.28/302,618.19 = 134,383.94/x
  3. Step 3: Cross multiply
    219,283.28x = 302,618.19 × 134,383.94
  4. Step 4: Simplify right side
    219,283.28x = 40,667,024,687.87
  5. Step 5: Solve for x
    x = 40,667,024,687.87/219,283.28
  6. Step 6: Final answer
    x = 185,454.29

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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.