Home / 54,025.20-74,557.08-30,151.98

Finding the Fourth Proportional to 54,025.20, 74,557.08 and 30,151.98

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Solution

The fourth proportional to 54,025.20, 74,557.08 and 30,151.98 is: 41,611.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,025.20 : 74,557.08 = 30,151.98 : x
  2. Step 2: Convert to fraction form
    54,025.20/74,557.08 = 30,151.98/x
  3. Step 3: Cross multiply
    54,025.20x = 74,557.08 × 30,151.98
  4. Step 4: Simplify right side
    54,025.20x = 2,248,043,585.02
  5. Step 5: Solve for x
    x = 2,248,043,585.02/54,025.20
  6. Step 6: Final answer
    x = 41,611.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.