Home / 150,104.07-207,152.81-86,462.37

Finding the Fourth Proportional to 150,104.07, 207,152.81 and 86,462.37

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Solution

The fourth proportional to 150,104.07, 207,152.81 and 86,462.37 is: 119,323.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,104.07 : 207,152.81 = 86,462.37 : x
  2. Step 2: Convert to fraction form
    150,104.07/207,152.81 = 86,462.37/x
  3. Step 3: Cross multiply
    150,104.07x = 207,152.81 × 86,462.37
  4. Step 4: Simplify right side
    150,104.07x = 17,910,922,472.45
  5. Step 5: Solve for x
    x = 17,910,922,472.45/150,104.07
  6. Step 6: Final answer
    x = 119,323.36

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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.