Home / 219,310.76-302,522.52-132,035.11

Finding the Fourth Proportional to 219,310.76, 302,522.52 and 132,035.11

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Solution

The fourth proportional to 219,310.76, 302,522.52 and 132,035.11 is: 182,132.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,310.76 : 302,522.52 = 132,035.11 : x
  2. Step 2: Convert to fraction form
    219,310.76/302,522.52 = 132,035.11/x
  3. Step 3: Cross multiply
    219,310.76x = 302,522.52 × 132,035.11
  4. Step 4: Simplify right side
    219,310.76x = 39,943,593,016.71
  5. Step 5: Solve for x
    x = 39,943,593,016.71/219,310.76
  6. Step 6: Final answer
    x = 182,132.39

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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.