Home / 234,130.38-351,292.74-149,985.42

Finding the Fourth Proportional to 234,130.38, 351,292.74 and 149,985.42

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Solution

The fourth proportional to 234,130.38, 351,292.74 and 149,985.42 is: 225,040.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,130.38 : 351,292.74 = 149,985.42 : x
  2. Step 2: Convert to fraction form
    234,130.38/351,292.74 = 149,985.42/x
  3. Step 3: Cross multiply
    234,130.38x = 351,292.74 × 149,985.42
  4. Step 4: Simplify right side
    234,130.38x = 52,688,789,151.85
  5. Step 5: Solve for x
    x = 52,688,789,151.85/234,130.38
  6. Step 6: Final answer
    x = 225,040.38

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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.