Home / 351,681.18-527,566.46-111,709.46

Finding the Fourth Proportional to 351,681.18, 527,566.46 and 111,709.46

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Solution

The fourth proportional to 351,681.18, 527,566.46 and 111,709.46 is: 167,578.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,681.18 : 527,566.46 = 111,709.46 : x
  2. Step 2: Convert to fraction form
    351,681.18/527,566.46 = 111,709.46/x
  3. Step 3: Cross multiply
    351,681.18x = 527,566.46 × 111,709.46
  4. Step 4: Simplify right side
    351,681.18x = 58,934,161,164.33
  5. Step 5: Solve for x
    x = 58,934,161,164.33/351,681.18
  6. Step 6: Final answer
    x = 167,578.38

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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.