Home / 49,952.77-74,929.16-20,372.92

Finding the Fourth Proportional to 49,952.77, 74,929.16 and 20,372.92

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Solution

The fourth proportional to 49,952.77, 74,929.16 and 20,372.92 is: 30,559.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,952.77 : 74,929.16 = 20,372.92 : x
  2. Step 2: Convert to fraction form
    49,952.77/74,929.16 = 20,372.92/x
  3. Step 3: Cross multiply
    49,952.77x = 74,929.16 × 20,372.92
  4. Step 4: Simplify right side
    49,952.77x = 1,526,525,782.35
  5. Step 5: Solve for x
    x = 1,526,525,782.35/49,952.77
  6. Step 6: Final answer
    x = 30,559.38

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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.