Home / 383,018.31-574,516.53-102,535.56

Finding the Fourth Proportional to 383,018.31, 574,516.53 and 102,535.56

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Solution

The fourth proportional to 383,018.31, 574,516.53 and 102,535.56 is: 153,800.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,018.31 : 574,516.53 = 102,535.56 : x
  2. Step 2: Convert to fraction form
    383,018.31/574,516.53 = 102,535.56/x
  3. Step 3: Cross multiply
    383,018.31x = 574,516.53 × 102,535.56
  4. Step 4: Simplify right side
    383,018.31x = 58,908,374,132.81
  5. Step 5: Solve for x
    x = 58,908,374,132.81/383,018.31
  6. Step 6: Final answer
    x = 153,800.41

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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.