Home / 74,612.05-111,907.04-27,216.05

Finding the Fourth Proportional to 74,612.05, 111,907.04 and 27,216.05

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Solution

The fourth proportional to 74,612.05, 111,907.04 and 27,216.05 is: 40,820.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,612.05 : 111,907.04 = 27,216.05 : x
  2. Step 2: Convert to fraction form
    74,612.05/111,907.04 = 27,216.05/x
  3. Step 3: Cross multiply
    74,612.05x = 111,907.04 × 27,216.05
  4. Step 4: Simplify right side
    74,612.05x = 3,045,666,900.38
  5. Step 5: Solve for x
    x = 3,045,666,900.38/74,612.05
  6. Step 6: Final answer
    x = 40,820.04

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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.