Home / 150,628.13-207,859.33-86,095.43

Finding the Fourth Proportional to 150,628.13, 207,859.33 and 86,095.43

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Solution

The fourth proportional to 150,628.13, 207,859.33 and 86,095.43 is: 118,807.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,628.13 : 207,859.33 = 86,095.43 : x
  2. Step 2: Convert to fraction form
    150,628.13/207,859.33 = 86,095.43/x
  3. Step 3: Cross multiply
    150,628.13x = 207,859.33 × 86,095.43
  4. Step 4: Simplify right side
    150,628.13x = 17,895,738,395.86
  5. Step 5: Solve for x
    x = 17,895,738,395.86/150,628.13
  6. Step 6: Final answer
    x = 118,807.41

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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.