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Finding the Fourth Proportional to 216,903.39, 299,172.18 and 132,025.92

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Solution

The fourth proportional to 216,903.39, 299,172.18 and 132,025.92 is: 182,101.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,903.39 : 299,172.18 = 132,025.92 : x
  2. Step 2: Convert to fraction form
    216,903.39/299,172.18 = 132,025.92/x
  3. Step 3: Cross multiply
    216,903.39x = 299,172.18 × 132,025.92
  4. Step 4: Simplify right side
    216,903.39x = 39,498,482,302.91
  5. Step 5: Solve for x
    x = 39,498,482,302.91/216,903.39
  6. Step 6: Final answer
    x = 182,101.73

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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.