Home / 39,495.20-59,244.41-13,200.17

Finding the Fourth Proportional to 39,495.20, 59,244.41 and 13,200.17

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Solution

The fourth proportional to 39,495.20, 59,244.41 and 13,200.17 is: 19,800.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,495.20 : 59,244.41 = 13,200.17 : x
  2. Step 2: Convert to fraction form
    39,495.20/59,244.41 = 13,200.17/x
  3. Step 3: Cross multiply
    39,495.20x = 59,244.41 × 13,200.17
  4. Step 4: Simplify right side
    39,495.20x = 782,036,020.33
  5. Step 5: Solve for x
    x = 782,036,020.33/39,495.20
  6. Step 6: Final answer
    x = 19,800.79

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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.