Home / 54,028.01-74,557.11-30,154.17

Finding the Fourth Proportional to 54,028.01, 74,557.11 and 30,154.17

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Solution

The fourth proportional to 54,028.01, 74,557.11 and 30,154.17 is: 41,611.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,028.01 : 74,557.11 = 30,154.17 : x
  2. Step 2: Convert to fraction form
    54,028.01/74,557.11 = 30,154.17/x
  3. Step 3: Cross multiply
    54,028.01x = 74,557.11 × 30,154.17
  4. Step 4: Simplify right side
    54,028.01x = 2,248,207,992.70
  5. Step 5: Solve for x
    x = 2,248,207,992.70/54,028.01
  6. Step 6: Final answer
    x = 41,611.90

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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.