Home / 39,089.70-58,634.55-12,797.10

Finding the Fourth Proportional to 39,089.70, 58,634.55 and 12,797.10

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Solution

The fourth proportional to 39,089.70, 58,634.55 and 12,797.10 is: 19,195.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,089.70 : 58,634.55 = 12,797.10 : x
  2. Step 2: Convert to fraction form
    39,089.70/58,634.55 = 12,797.10/x
  3. Step 3: Cross multiply
    39,089.70x = 58,634.55 × 12,797.10
  4. Step 4: Simplify right side
    39,089.70x = 750,352,199.81
  5. Step 5: Solve for x
    x = 750,352,199.81/39,089.70
  6. Step 6: Final answer
    x = 19,195.65

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Similar ratio
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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.