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Finding the Fourth Proportional to 180,600.03, 249,230.16 and 100,028.97

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Solution

The fourth proportional to 180,600.03, 249,230.16 and 100,028.97 is: 138,041.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,600.03 : 249,230.16 = 100,028.97 : x
  2. Step 2: Convert to fraction form
    180,600.03/249,230.16 = 100,028.97/x
  3. Step 3: Cross multiply
    180,600.03x = 249,230.16 × 100,028.97
  4. Step 4: Simplify right side
    180,600.03x = 24,930,236,197.74
  5. Step 5: Solve for x
    x = 24,930,236,197.74/180,600.03
  6. Step 6: Final answer
    x = 138,041.15

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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.