Home / 54,752.40-82,150.20-21,466.80

Finding the Fourth Proportional to 54,752.40, 82,150.20 and 21,466.80

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Solution

The fourth proportional to 54,752.40, 82,150.20 and 21,466.80 is: 32,208.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,752.40 : 82,150.20 = 21,466.80 : x
  2. Step 2: Convert to fraction form
    54,752.40/82,150.20 = 21,466.80/x
  3. Step 3: Cross multiply
    54,752.40x = 82,150.20 × 21,466.80
  4. Step 4: Simplify right side
    54,752.40x = 1,763,501,913.36
  5. Step 5: Solve for x
    x = 1,763,501,913.36/54,752.40
  6. Step 6: Final answer
    x = 32,208.67

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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.