Home / 50,048.40-74,945.58-30,045.42

Finding the Fourth Proportional to 50,048.40, 74,945.58 and 30,045.42

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Solution

The fourth proportional to 50,048.40, 74,945.58 and 30,045.42 is: 44,991.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,048.40 : 74,945.58 = 30,045.42 : x
  2. Step 2: Convert to fraction form
    50,048.40/74,945.58 = 30,045.42/x
  3. Step 3: Cross multiply
    50,048.40x = 74,945.58 × 30,045.42
  4. Step 4: Simplify right side
    50,048.40x = 2,251,771,428.24
  5. Step 5: Solve for x
    x = 2,251,771,428.24/50,048.40
  6. Step 6: Final answer
    x = 44,991.88

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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.