Home / 149,913.72-224,943.48-70,933.86

Finding the Fourth Proportional to 149,913.72, 224,943.48 and 70,933.86

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Solution

The fourth proportional to 149,913.72, 224,943.48 and 70,933.86 is: 106,435.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,913.72 : 224,943.48 = 70,933.86 : x
  2. Step 2: Convert to fraction form
    149,913.72/224,943.48 = 70,933.86/x
  3. Step 3: Cross multiply
    149,913.72x = 224,943.48 × 70,933.86
  4. Step 4: Simplify right side
    149,913.72x = 15,956,109,318.23
  5. Step 5: Solve for x
    x = 15,956,109,318.23/149,913.72
  6. Step 6: Final answer
    x = 106,435.28

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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.