Home / 150,059.93-207,089.33-86,418.23

Finding the Fourth Proportional to 150,059.93, 207,089.33 and 86,418.23

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Solution

The fourth proportional to 150,059.93, 207,089.33 and 86,418.23 is: 119,260.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,059.93 : 207,089.33 = 86,418.23 : x
  2. Step 2: Convert to fraction form
    150,059.93/207,089.33 = 86,418.23/x
  3. Step 3: Cross multiply
    150,059.93x = 207,089.33 × 86,418.23
  4. Step 4: Simplify right side
    150,059.93x = 17,896,291,882.95
  5. Step 5: Solve for x
    x = 17,896,291,882.95/150,059.93
  6. Step 6: Final answer
    x = 119,260.97

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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.