Home / 145,841.11-201,253.51-82,183.01

Finding the Fourth Proportional to 145,841.11, 201,253.51 and 82,183.01

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Solution

The fourth proportional to 145,841.11, 201,253.51 and 82,183.01 is: 113,408.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,841.11 : 201,253.51 = 82,183.01 : x
  2. Step 2: Convert to fraction form
    145,841.11/201,253.51 = 82,183.01/x
  3. Step 3: Cross multiply
    145,841.11x = 201,253.51 × 82,183.01
  4. Step 4: Simplify right side
    145,841.11x = 16,539,618,321.33
  5. Step 5: Solve for x
    x = 16,539,618,321.33/145,841.11
  6. Step 6: Final answer
    x = 113,408.48

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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.