Home / 49,546.80-74,322.63-19,960.65

Finding the Fourth Proportional to 49,546.80, 74,322.63 and 19,960.65

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Solution

The fourth proportional to 49,546.80, 74,322.63 and 19,960.65 is: 29,941.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,546.80 : 74,322.63 = 19,960.65 : x
  2. Step 2: Convert to fraction form
    49,546.80/74,322.63 = 19,960.65/x
  3. Step 3: Cross multiply
    49,546.80x = 74,322.63 × 19,960.65
  4. Step 4: Simplify right side
    49,546.80x = 1,483,528,004.51
  5. Step 5: Solve for x
    x = 1,483,528,004.51/49,546.80
  6. Step 6: Final answer
    x = 29,941.95

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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.