Home / 437,568.14-656,352.21-105,144.14

Finding the Fourth Proportional to 437,568.14, 656,352.21 and 105,144.14

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Solution

The fourth proportional to 437,568.14, 656,352.21 and 105,144.14 is: 157,716.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,568.14 : 656,352.21 = 105,144.14 : x
  2. Step 2: Convert to fraction form
    437,568.14/656,352.21 = 105,144.14/x
  3. Step 3: Cross multiply
    437,568.14x = 656,352.21 × 105,144.14
  4. Step 4: Simplify right side
    437,568.14x = 69,011,588,657.55
  5. Step 5: Solve for x
    x = 69,011,588,657.55/437,568.14
  6. Step 6: Final answer
    x = 157,716.21

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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.