Home / 35,511.20-53,183.77-28,065.68

Finding the Fourth Proportional to 35,511.20, 53,183.77 and 28,065.68

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Solution

The fourth proportional to 35,511.20, 53,183.77 and 28,065.68 is: 42,032.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,511.20 : 53,183.77 = 28,065.68 : x
  2. Step 2: Convert to fraction form
    35,511.20/53,183.77 = 28,065.68/x
  3. Step 3: Cross multiply
    35,511.20x = 53,183.77 × 28,065.68
  4. Step 4: Simplify right side
    35,511.20x = 1,492,638,333.93
  5. Step 5: Solve for x
    x = 1,492,638,333.93/35,511.20
  6. Step 6: Final answer
    x = 42,032.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.