Home / 57,389.37-79,206.73-47,814.07

Finding the Fourth Proportional to 57,389.37, 79,206.73 and 47,814.07

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Solution

The fourth proportional to 57,389.37, 79,206.73 and 47,814.07 is: 65,991.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,389.37 : 79,206.73 = 47,814.07 : x
  2. Step 2: Convert to fraction form
    57,389.37/79,206.73 = 47,814.07/x
  3. Step 3: Cross multiply
    57,389.37x = 79,206.73 × 47,814.07
  4. Step 4: Simplify right side
    57,389.37x = 3,787,195,893.62
  5. Step 5: Solve for x
    x = 3,787,195,893.62/57,389.37
  6. Step 6: Final answer
    x = 65,991.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.