Home / 49,980.41-74,933.57-30,254.30

Finding the Fourth Proportional to 49,980.41, 74,933.57 and 30,254.30

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Solution

The fourth proportional to 49,980.41, 74,933.57 and 30,254.30 is: 45,359.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,980.41 : 74,933.57 = 30,254.30 : x
  2. Step 2: Convert to fraction form
    49,980.41/74,933.57 = 30,254.30/x
  3. Step 3: Cross multiply
    49,980.41x = 74,933.57 × 30,254.30
  4. Step 4: Simplify right side
    49,980.41x = 2,267,062,407.82
  5. Step 5: Solve for x
    x = 2,267,062,407.82/49,980.41
  6. Step 6: Final answer
    x = 45,359.02

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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.