Home / 150,800.08-208,113.48-83,732.56

Finding the Fourth Proportional to 150,800.08, 208,113.48 and 83,732.56

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Solution

The fourth proportional to 150,800.08, 208,113.48 and 83,732.56 is: 115,556.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,800.08 : 208,113.48 = 83,732.56 : x
  2. Step 2: Convert to fraction form
    150,800.08/208,113.48 = 83,732.56/x
  3. Step 3: Cross multiply
    150,800.08x = 208,113.48 × 83,732.56
  4. Step 4: Simplify right side
    150,800.08x = 17,425,874,450.91
  5. Step 5: Solve for x
    x = 17,425,874,450.91/150,800.08
  6. Step 6: Final answer
    x = 115,556.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.