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Finding the Fourth Proportional to 25,322.80, 37,984.20 and 24,977.20

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Solution

The fourth proportional to 25,322.80, 37,984.20 and 24,977.20 is: 37,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,322.80 : 37,984.20 = 24,977.20 : x
  2. Step 2: Convert to fraction form
    25,322.80/37,984.20 = 24,977.20/x
  3. Step 3: Cross multiply
    25,322.80x = 37,984.20 × 24,977.20
  4. Step 4: Simplify right side
    25,322.80x = 948,738,960.24
  5. Step 5: Solve for x
    x = 948,738,960.24/25,322.80
  6. Step 6: Final answer
    x = 37,465.80

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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.