Home / 351,531.76-527,298.39-127,050.67

Finding the Fourth Proportional to 351,531.76, 527,298.39 and 127,050.67

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Solution

The fourth proportional to 351,531.76, 527,298.39 and 127,050.67 is: 190,576.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,531.76 : 527,298.39 = 127,050.67 : x
  2. Step 2: Convert to fraction form
    351,531.76/527,298.39 = 127,050.67/x
  3. Step 3: Cross multiply
    351,531.76x = 527,298.39 × 127,050.67
  4. Step 4: Simplify right side
    351,531.76x = 66,993,613,739.42
  5. Step 5: Solve for x
    x = 66,993,613,739.42/351,531.76
  6. Step 6: Final answer
    x = 190,576.28

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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.