Home / 45,256.12-62,465.55-28,250.12

Finding the Fourth Proportional to 45,256.12, 62,465.55 and 28,250.12

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Solution

The fourth proportional to 45,256.12, 62,465.55 and 28,250.12 is: 38,992.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,256.12 : 62,465.55 = 28,250.12 : x
  2. Step 2: Convert to fraction form
    45,256.12/62,465.55 = 28,250.12/x
  3. Step 3: Cross multiply
    45,256.12x = 62,465.55 × 28,250.12
  4. Step 4: Simplify right side
    45,256.12x = 1,764,658,982.22
  5. Step 5: Solve for x
    x = 1,764,658,982.22/45,256.12
  6. Step 6: Final answer
    x = 38,992.72

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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.