Home / 150,028.76-207,059.28-86,369.24

Finding the Fourth Proportional to 150,028.76, 207,059.28 and 86,369.24

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Solution

The fourth proportional to 150,028.76, 207,059.28 and 86,369.24 is: 119,200.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,028.76 : 207,059.28 = 86,369.24 : x
  2. Step 2: Convert to fraction form
    150,028.76/207,059.28 = 86,369.24/x
  3. Step 3: Cross multiply
    150,028.76x = 207,059.28 × 86,369.24
  4. Step 4: Simplify right side
    150,028.76x = 17,883,552,842.31
  5. Step 5: Solve for x
    x = 17,883,552,842.31/150,028.76
  6. Step 6: Final answer
    x = 119,200.83

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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.