Home / 114,907.26-172,361.76-40,027.28

Finding the Fourth Proportional to 114,907.26, 172,361.76 and 40,027.28

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Solution

The fourth proportional to 114,907.26, 172,361.76 and 40,027.28 is: 60,041.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,907.26 : 172,361.76 = 40,027.28 : x
  2. Step 2: Convert to fraction form
    114,907.26/172,361.76 = 40,027.28/x
  3. Step 3: Cross multiply
    114,907.26x = 172,361.76 × 40,027.28
  4. Step 4: Simplify right side
    114,907.26x = 6,899,172,428.81
  5. Step 5: Solve for x
    x = 6,899,172,428.81/114,907.26
  6. Step 6: Final answer
    x = 60,041.22

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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.