Home / 32,171.20-48,260.40-9,984.40

Finding the Fourth Proportional to 32,171.20, 48,260.40 and 9,984.40

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Solution

The fourth proportional to 32,171.20, 48,260.40 and 9,984.40 is: 14,977.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,171.20 : 48,260.40 = 9,984.40 : x
  2. Step 2: Convert to fraction form
    32,171.20/48,260.40 = 9,984.40/x
  3. Step 3: Cross multiply
    32,171.20x = 48,260.40 × 9,984.40
  4. Step 4: Simplify right side
    32,171.20x = 481,851,137.76
  5. Step 5: Solve for x
    x = 481,851,137.76/32,171.20
  6. Step 6: Final answer
    x = 14,977.72

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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.