Home / 382,889.11-574,333.53-102,399.07

Finding the Fourth Proportional to 382,889.11, 574,333.53 and 102,399.07

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Solution

The fourth proportional to 382,889.11, 574,333.53 and 102,399.07 is: 153,598.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,889.11 : 574,333.53 = 102,399.07 : x
  2. Step 2: Convert to fraction form
    382,889.11/574,333.53 = 102,399.07/x
  3. Step 3: Cross multiply
    382,889.11x = 574,333.53 × 102,399.07
  4. Step 4: Simplify right side
    382,889.11x = 58,811,219,341.82
  5. Step 5: Solve for x
    x = 58,811,219,341.82/382,889.11
  6. Step 6: Final answer
    x = 153,598.57

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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.