Home / 53,048.88-79,567.38-13,606.92

Finding the Fourth Proportional to 53,048.88, 79,567.38 and 13,606.92

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Solution

The fourth proportional to 53,048.88, 79,567.38 and 13,606.92 is: 20,408.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,048.88 : 79,567.38 = 13,606.92 : x
  2. Step 2: Convert to fraction form
    53,048.88/79,567.38 = 13,606.92/x
  3. Step 3: Cross multiply
    53,048.88x = 79,567.38 × 13,606.92
  4. Step 4: Simplify right side
    53,048.88x = 1,082,666,974.27
  5. Step 5: Solve for x
    x = 1,082,666,974.27/53,048.88
  6. Step 6: Final answer
    x = 20,408.86

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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.