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Finding the Fourth Proportional to 180,824.82, 249,537.83 and 100,250.27

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Solution

The fourth proportional to 180,824.82, 249,537.83 and 100,250.27 is: 138,345.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,824.82 : 249,537.83 = 100,250.27 : x
  2. Step 2: Convert to fraction form
    180,824.82/249,537.83 = 100,250.27/x
  3. Step 3: Cross multiply
    180,824.82x = 249,537.83 × 100,250.27
  4. Step 4: Simplify right side
    180,824.82x = 25,016,234,832.71
  5. Step 5: Solve for x
    x = 25,016,234,832.71/180,824.82
  6. Step 6: Final answer
    x = 138,345.14

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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.