Home / 49,952.79-74,956.86-20,368.35

Finding the Fourth Proportional to 49,952.79, 74,956.86 and 20,368.35

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Solution

The fourth proportional to 49,952.79, 74,956.86 and 20,368.35 is: 30,563.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,952.79 : 74,956.86 = 20,368.35 : x
  2. Step 2: Convert to fraction form
    49,952.79/74,956.86 = 20,368.35/x
  3. Step 3: Cross multiply
    49,952.79x = 74,956.86 × 20,368.35
  4. Step 4: Simplify right side
    49,952.79x = 1,526,747,559.38
  5. Step 5: Solve for x
    x = 1,526,747,559.38/49,952.79
  6. Step 6: Final answer
    x = 30,563.81

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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.